Test the parsing of CSS Color 5 Relative Color Syntax.

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".


rgb(from ...)
PASS computedStyle("background-color", "rgb(from rebeccapurple r g b)") is "rgb(102, 51, 153)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r g b / alpha)") is "rgb(102, 51, 153)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) r g b / alpha)") is "rgba(26, 51, 77, 0.4)"
PASS computedStyle("background-color", "rgb(from hsl(120deg 20% 50% / .5) r g b / alpha)") is "rgba(102, 153, 102, 0.5)"
PASS computedStyle("background-color", "rgb(from rgb(from rebeccapurple r g b) r g b)") is "rgb(102, 51, 153)"
PASS computedStyle("background-color", "rgb(from color(display-p3 0 1 0) r g b / alpha)") is "rgb(0, 255, 0)"
PASS computedStyle("background-color", "rgb(from rebeccapurple 0 0 0)") is "rgb(0, 0, 0)"
PASS computedStyle("background-color", "rgb(from rebeccapurple 0 0 0 / 0)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "rgb(from rebeccapurple 0 g b / alpha)") is "rgb(0, 51, 153)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r 0 b / alpha)") is "rgb(102, 0, 153)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r g 0 / alpha)") is "rgb(102, 51, 0)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r g b / 0)") is "rgba(102, 51, 153, 0)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) 0 g b / alpha)") is "rgba(0, 51, 77, 0.4)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) r 0 b / alpha)") is "rgba(26, 0, 77, 0.4)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) r g 0 / alpha)") is "rgba(26, 51, 0, 0.4)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) r g b / 0)") is "rgba(26, 51, 77, 0)"
PASS computedStyle("background-color", "rgb(from rebeccapurple 25 g b / alpha)") is "rgb(25, 51, 153)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r 25 b / alpha)") is "rgb(102, 25, 153)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r g 25 / alpha)") is "rgb(102, 51, 25)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r g b / .25)") is "rgba(102, 51, 153, 0.25)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) 25 g b / alpha)") is "rgba(25, 51, 77, 0.4)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) r 25 b / alpha)") is "rgba(26, 25, 77, 0.4)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) r g 25 / alpha)") is "rgba(26, 51, 25, 0.4)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) r g b / .25)") is "rgba(26, 51, 77, 0.25)"
PASS computedStyle("background-color", "rgb(from rebeccapurple 25% g b / alpha)") is "rgb(64, 51, 153)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r 25% b / alpha)") is "rgb(102, 64, 153)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r g 25% / alpha)") is "rgb(102, 51, 64)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r g b / 25%)") is "rgba(102, 51, 153, 0.25)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) 25% g b / alpha)") is "rgba(64, 51, 77, 0.4)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) r 25% b / alpha)") is "rgba(26, 64, 77, 0.4)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) r g 25% / alpha)") is "rgba(26, 51, 64, 0.4)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) r g b / 25%)") is "rgba(26, 51, 77, 0.25)"
PASS computedStyle("background-color", "rgb(from rebeccapurple 25 g b / 25%)") is "rgba(25, 51, 153, 0.25)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r 25 b / 25%)") is "rgba(102, 25, 153, 0.25)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r g 25 / 25%)") is "rgba(102, 51, 25, 0.25)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) 25 g b / 25%)") is "rgba(25, 51, 77, 0.25)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) r 25 b / 25%)") is "rgba(26, 25, 77, 0.25)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) r g 25 / 25%)") is "rgba(26, 51, 25, 0.25)"
PASS computedStyle("background-color", "rgb(from rebeccapurple g b r)") is "rgb(51, 153, 102)"
PASS computedStyle("background-color", "rgb(from rebeccapurple b alpha r / g)") is "rgba(153, 255, 102, 0.2)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r r r / r)") is "rgba(102, 102, 102, 0.4)"
PASS computedStyle("background-color", "rgb(from rebeccapurple alpha alpha alpha / alpha)") is "rgb(255, 255, 255)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) g b r)") is "rgb(51, 77, 26)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) b alpha r / g)") is "rgba(77, 102, 26, 0.2)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) r r r / r)") is "rgba(26, 26, 26, 0.1)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) alpha alpha alpha / alpha)") is "rgba(102, 102, 102, 0.4)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r 10% 10)") is "rgb(102, 26, 10)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r 10 10%)") is "rgb(102, 10, 26)"
PASS computedStyle("background-color", "rgb(from rebeccapurple 0% 10 10)") is "rgb(0, 10, 10)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) r 10% 10)") is "rgb(26, 26, 10)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) r 10 10%)") is "rgb(26, 10, 26)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) 0% 10 10)") is "rgb(0, 10, 10)"
PASS computedStyle("background-color", "rgb(from rebeccapurple calc(r) calc(g) calc(b))") is "rgb(102, 51, 153)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r calc(g * .5) 10)") is "rgb(102, 26, 10)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r calc(b * .5) 10)") is "rgb(102, 77, 10)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r calc(b * .5 + g * .5) 10)") is "rgb(102, 102, 10)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r calc(b * .5 - g * .5) 10)") is "rgb(102, 51, 10)"
PASS computedStyle("background-color", "rgb(from rebeccapurple r calc(b * .5 - g * .5) 10)") is "rgb(102, 51, 10)"
PASS computedStyle("background-color", "rgb(from rgb(10%, 20%, 30%, 40%) calc(r) calc(g) calc(b) / calc(alpha))") is "rgba(26, 51, 77, 0.4)"
PASS computedStyle("background-color", "rgb(from rebeccapurple red g b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "rgb(from rebeccapurple l g b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "rgb(from rebeccapurple h g b)") is "rgba(0, 0, 0, 0)"

hsl(from ...)
PASS computedStyle("background-color", "hsl(from rebeccapurple h s l)") is "rgb(102, 51, 153)"
PASS computedStyle("background-color", "hsl(from rebeccapurple h s l / alpha)") is "rgb(102, 51, 153)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) h s l / alpha)") is "rgba(26, 51, 77, 0.4)"
PASS computedStyle("background-color", "hsl(from hsl(120deg 20% 50% / .5) h s l / alpha)") is "rgba(102, 153, 102, 0.5)"
PASS computedStyle("background-color", "hsl(from hsl(from rebeccapurple h s l) h s l)") is "rgb(102, 51, 153)"
PASS computedStyle("background-color", "hsl(from color(display-p3 0 1 0) h s l / alpha)") is "rgb(0, 255, 0)"
PASS computedStyle("background-color", "hsl(from rebeccapurple 0 0% 0%)") is "rgb(0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rebeccapurple 0deg 0% 0%)") is "rgb(0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rebeccapurple 0 0% 0% / 0)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rebeccapurple 0deg 0% 0% / 0)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rebeccapurple 0 s l / alpha)") is "rgb(153, 51, 51)"
PASS computedStyle("background-color", "hsl(from rebeccapurple 0deg s l / alpha)") is "rgb(153, 51, 51)"
PASS computedStyle("background-color", "hsl(from rebeccapurple h 0% l / alpha)") is "rgb(102, 102, 102)"
PASS computedStyle("background-color", "hsl(from rebeccapurple h s 0% / alpha)") is "rgb(0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rebeccapurple h s l / 0)") is "rgba(102, 51, 153, 0)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) 0 s l / alpha)") is "rgba(77, 26, 26, 0.4)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) 0deg s l / alpha)") is "rgba(77, 26, 26, 0.4)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) h 0% l / alpha)") is "rgba(52, 52, 52, 0.4)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) h s 0% / alpha)") is "rgba(0, 0, 0, 0.4)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) h s l / 0)") is "rgba(26, 51, 77, 0)"
PASS computedStyle("background-color", "hsl(from rebeccapurple 25 s l / alpha)") is "rgb(153, 94, 51)"
PASS computedStyle("background-color", "hsl(from rebeccapurple 25deg s l / alpha)") is "rgb(153, 94, 51)"
PASS computedStyle("background-color", "hsl(from rebeccapurple h 25% l / alpha)") is "rgb(102, 77, 128)"
PASS computedStyle("background-color", "hsl(from rebeccapurple h s 25% / alpha)") is "rgb(64, 32, 96)"
PASS computedStyle("background-color", "hsl(from rebeccapurple h s l / .25)") is "rgba(102, 51, 153, 0.25)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) 25 s l / alpha)") is "rgba(77, 47, 26, 0.4)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) 25deg s l / alpha)") is "rgba(77, 47, 26, 0.4)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) h 25% l / alpha)") is "rgba(39, 51, 64, 0.4)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) h s 25% / alpha)") is "rgba(32, 63, 95, 0.4)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) h s l / .25)") is "rgba(26, 51, 77, 0.25)"
PASS computedStyle("background-color", "hsl(from rebeccapurple h l s)") is "rgb(128, 77, 179)"
PASS computedStyle("background-color", "hsl(from rebeccapurple h alpha l / s)") is "rgba(102, 0, 204, 0.5)"
PASS computedStyle("background-color", "hsl(from rebeccapurple h l l / l)") is "rgba(102, 61, 143, 0.4)"
PASS computedStyle("background-color", "hsl(from rebeccapurple h alpha alpha / alpha)") is "rgb(255, 255, 255)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) h l s)") is "rgb(101, 126, 152)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) h alpha l / s)") is "rgba(31, 51, 72, 0.494)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) h l l / l)") is "rgba(41, 51, 62, 0.204)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) h alpha alpha / alpha)") is "rgba(61, 101, 143, 0.4)"
PASS computedStyle("background-color", "hsl(from rebeccapurple s h l)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rebeccapurple s s s / s)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rebeccapurple h h h / h)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rebeccapurple alpha alpha alpha / alpha)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) s h l)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) s s s / s)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) h h h / h)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) alpha alpha alpha / alpha)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rebeccapurple calc(h) calc(s) calc(l))") is "rgb(102, 51, 153)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) calc(h) calc(s) calc(l) / calc(alpha))") is "rgba(26, 51, 77, 0.4)"
PASS computedStyle("background-color", "hsl(from rebeccapurple h 10% 10)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rebeccapurple h 10 10%)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rebeccapurple 10% s l)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) h 10% 10)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) h 10 10%)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rgb(10%, 20%, 30%, 40%) 10% s l)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rebeccapurple hue s l)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rebeccapurple x s l)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hsl(from rebeccapurple h g b)") is "rgba(0, 0, 0, 0)"

hwb(from ...)
PASS computedStyle("background-color", "hwb(from rebeccapurple h w b)") is "rgb(102, 51, 153)"
PASS computedStyle("background-color", "hwb(from rebeccapurple h w b / alpha)") is "rgb(102, 51, 153)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) h w b / alpha)") is "rgba(26, 51, 77, 0.4)"
PASS computedStyle("background-color", "hwb(from hsl(120deg 20% 50% / .5) h w b / alpha)") is "rgba(102, 153, 102, 0.5)"
PASS computedStyle("background-color", "hwb(from hwb(from rebeccapurple h w b) h w b)") is "rgb(102, 51, 153)"
PASS computedStyle("background-color", "hwb(from color(display-p3 0 1 0) h w b / alpha)") is "rgb(0, 255, 0)"
PASS computedStyle("background-color", "hwb(from rebeccapurple 0 0% 0%)") is "rgb(255, 0, 0)"
PASS computedStyle("background-color", "hwb(from rebeccapurple 0deg 0% 0%)") is "rgb(255, 0, 0)"
PASS computedStyle("background-color", "hwb(from rebeccapurple 0 0% 0% / 0)") is "rgba(255, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rebeccapurple 0deg 0% 0% / 0)") is "rgba(255, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rebeccapurple 0 w b / alpha)") is "rgb(153, 51, 51)"
PASS computedStyle("background-color", "hwb(from rebeccapurple 0deg w b / alpha)") is "rgb(153, 51, 51)"
PASS computedStyle("background-color", "hwb(from rebeccapurple h 0% b / alpha)") is "rgb(77, 0, 153)"
PASS computedStyle("background-color", "hwb(from rebeccapurple h w 0% / alpha)") is "rgb(153, 51, 255)"
PASS computedStyle("background-color", "hwb(from rebeccapurple h w b / 0)") is "rgba(102, 51, 153, 0)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) 0 w b / alpha)") is "rgba(77, 26, 26, 0.4)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) 0deg w b / alpha)") is "rgba(77, 26, 26, 0.4)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) h 0% b / alpha)") is "rgba(0, 38, 77, 0.4)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) h w 0% / alpha)") is "rgba(26, 138, 255, 0.4)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) h w b / 0)") is "rgba(26, 51, 77, 0)"
PASS computedStyle("background-color", "hwb(from rebeccapurple 25 w b / alpha)") is "rgb(153, 94, 51)"
PASS computedStyle("background-color", "hwb(from rebeccapurple 25deg w b / alpha)") is "rgb(153, 94, 51)"
PASS computedStyle("background-color", "hwb(from rebeccapurple h 25% b / alpha)") is "rgb(108, 64, 153)"
PASS computedStyle("background-color", "hwb(from rebeccapurple h w 25% / alpha)") is "rgb(121, 51, 191)"
PASS computedStyle("background-color", "hwb(from rebeccapurple h w b / .25)") is "rgba(102, 51, 153, 0.25)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) 25 w b / alpha)") is "rgba(77, 47, 26, 0.4)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) 25deg w b / alpha)") is "rgba(77, 47, 26, 0.4)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) h 25% b / alpha)") is "rgba(64, 70, 77, 0.4)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) h w 25% / alpha)") is "rgba(26, 107, 191, 0.4)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) h w b / .25)") is "rgba(26, 51, 77, 0.25)"
PASS computedStyle("background-color", "hwb(from rebeccapurple h b w)") is "rgb(153, 102, 204)"
PASS computedStyle("background-color", "hwb(from rebeccapurple h alpha w / b)") is "rgba(213, 213, 213, 0.4)"
PASS computedStyle("background-color", "hwb(from rebeccapurple h w w / w)") is "rgba(128, 51, 204, 0.2)"
PASS computedStyle("background-color", "hwb(from rebeccapurple h alpha alpha / alpha)") is "rgb(128, 128, 128)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) h b w)") is "rgb(178, 203, 229)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) h alpha w / b)") is "rgba(102, 164, 229, 0.698)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) h w w / w)") is "rgba(26, 126, 229, 0.1)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) h alpha alpha / alpha)") is "rgba(102, 127, 153, 0.4)"
PASS computedStyle("background-color", "hwb(from rebeccapurple w h b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rebeccapurple b b b / b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rebeccapurple h h h / h)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rebeccapurple alpha alpha alpha / alpha)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) w b h)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) b b b / b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) h h h / h)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) alpha alpha alpha / alpha)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rebeccapurple calc(h) calc(w) calc(b))") is "rgb(102, 51, 153)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) calc(h) calc(w) calc(b) / calc(alpha))") is "rgba(26, 51, 77, 0.4)"
PASS computedStyle("background-color", "hwb(from rebeccapurple h 10% 10)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rebeccapurple h 10 10%)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rebeccapurple 10% w b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) h 10% 10)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) h 10 10%)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rgb(10%, 20%, 30%, 40%) 10% w b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rebeccapurple hue w b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rebeccapurple x w b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "hwb(from rebeccapurple h g b)") is "rgba(0, 0, 0, 0)"

lab(from ...)
PASS computedStyle("background-color", "lab(from lab(25% 20 50) l a b)") is "lab(25% 20 50)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) l a b / alpha)") is "lab(25% 20 50)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50 / 40%) l a b / alpha)") is "lab(25% 20 50 / 0.4)"
PASS computedStyle("background-color", "lab(from lab(from lab(25% 20 50) l a b) l a b)") is "lab(25% 20 50)"
PASS computedStyle("background-color", "lab(from color(display-p3 0 0 0) l a b / alpha)") is "lab(0% 0 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) 0% 0 0)") is "lab(0% 0 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) 0% 0 0 / 0)") is "lab(0% 0 0 / 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) 0% a b / alpha)") is "lab(0% 20 50)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) l 0 b / alpha)") is "lab(25% 0 50)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) l a 0 / alpha)") is "lab(25% 20 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) l a b / 0)") is "lab(25% 20 50 / 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50 / 40%) 0% a b / alpha)") is "lab(0% 20 50 / 0.4)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50 / 40%) l 0 b / alpha)") is "lab(25% 0 50 / 0.4)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50 / 40%) l a 0 / alpha)") is "lab(25% 20 0 / 0.4)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50 / 40%) l a b / 0)") is "lab(25% 20 50 / 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) 35% a b / alpha)") is "lab(35% 20 50)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) l 35 b / alpha)") is "lab(25% 35 50)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) l a 35 / alpha)") is "lab(25% 20 35)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) l a b / .35)") is "lab(25% 20 50 / 0.35)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50 / 40%) 35% a b / alpha)") is "lab(35% 20 50 / 0.4)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50 / 40%) l 35 b / alpha)") is "lab(25% 35 50 / 0.4)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50 / 40%) l a 35 / alpha)") is "lab(25% 20 35 / 0.4)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50 / 40%) l a b / .35)") is "lab(25% 20 50 / 0.35)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) l b a)") is "lab(25% 50 20)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) l a a / a)") is "lab(25% 20 20)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50 / 40%) l b a)") is "lab(25% 50 20)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50 / 40%) l a a / a)") is "lab(25% 20 20)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) l alpha a / b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) l alpha alpha / alpha)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50 / 40%) l alpha a / b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50 / 40%) l alpha alpha / alpha)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) calc(l) calc(a) calc(b))") is "lab(25% 20 50)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50 / 40%) calc(l) calc(a) calc(b) / calc(alpha))") is "lab(25% 20 50 / 0.4)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) l 10% 10)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) l 10 10%)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) 10 a b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50 / 40%) l 10% 10)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50 / 40%) l 10 10%)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50 / 40%) 10 a b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) lightness a b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) x a b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lab(from lab(25% 20 50) h g b)") is "rgba(0, 0, 0, 0)"

lch(from ...)
PASS computedStyle("background-color", "lch(from lch(70% 45 30) l c h)") is "lch(70% 45 30)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) l c h / alpha)") is "lch(70% 45 30)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) l c h/ alpha)") is "lch(70% 45 30 / 0.4)"
PASS computedStyle("background-color", "lch(from lch(from lch(70% 45 30) l c h) l c h)") is "lch(70% 45 30)"
PASS computedStyle("background-color", "lch(from color(display-p3 0 0 0) l c h / alpha)") is "lch(0% 0 0)"
PASS computedStyle("background-color", "lch(from lab(70% 45 30) l c h / alpha)") is "lch(70% 54.08327 33.690067)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) 0% 0 0)") is "lch(0% 0 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) 0% 0 0deg)") is "lch(0% 0 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) 0% 0 0 / 0)") is "lch(0% 0 0 / 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) 0% 0 0deg / 0)") is "lch(0% 0 0 / 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) 0% c h / alpha)") is "lch(0% 45 30)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) l 0 h / alpha)") is "lch(70% 0 30)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) l c 0 / alpha)") is "lch(70% 45 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) l c 0deg / alpha)") is "lch(70% 45 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) l c h / 0)") is "lch(70% 45 30 / 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) 0% c h / alpha)") is "lch(0% 45 30 / 0.4)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) l 0 h / alpha)") is "lch(70% 0 30 / 0.4)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) l c 0 / alpha)") is "lch(70% 45 0 / 0.4)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) l c 0deg / alpha)") is "lch(70% 45 0 / 0.4)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) l c h / 0)") is "lch(70% 45 30 / 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) 25% c h / alpha)") is "lch(25% 45 30)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) l 25 h / alpha)") is "lch(70% 25 30)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) l c 25 / alpha)") is "lch(70% 45 25)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) l c 25deg / alpha)") is "lch(70% 45 25)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) l c h / .25)") is "lch(70% 45 30 / 0.25)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) 25% c h / alpha)") is "lch(25% 45 30 / 0.4)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) l 25 h / alpha)") is "lch(70% 25 30 / 0.4)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) l c 25 / alpha)") is "lch(70% 45 25 / 0.4)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) l c 25deg / alpha)") is "lch(70% 45 25 / 0.4)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) l c h / .25)") is "lch(70% 45 30 / 0.25)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) alpha c h / l)") is "lch(100% 45 30 / 0.7)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) l c c / alpha)") is "lch(70% 45 45)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) alpha c h / alpha)") is "lch(100% 45 30)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) alpha c c / alpha)") is "lch(100% 45 45)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) alpha c h / l)") is "lch(40% 45 30 / 0.7)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) l c c / alpha)") is "lch(70% 45 45 / 0.4)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) alpha c h / alpha)") is "lch(40% 45 30 / 0.4)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) alpha c c / alpha)") is "lch(40% 45 45 / 0.4)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) h l c / alpha)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) c c c / c)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) alpha alpha alpha / alpha)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) h l c / alpha)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) c c c / c)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) alpha alpha alpha / alpha)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) calc(l) calc(c) calc(h))") is "lch(70% 45 30)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) calc(l) calc(c) calc(h) / calc(alpha))") is "lch(70% 45 30 / 0.4)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) l 10% h)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) l c 10%)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) 10 c h)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) l 10% h)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) l c 10%)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30 / 40%) 10 c h)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) lightness c h)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) x c h)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "lch(from lch(70% 45 30) l g b)") is "rgba(0, 0, 0, 0)"

color(from ... ${color} ...)
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb r g b)") is "color(srgb 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb r g b / alpha)") is "color(srgb 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb r g b)") is "color(srgb 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb r g b / alpha)") is "color(srgb 0.7 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(from color(srgb 0.7 0.5 0.3) srgb r g b) srgb r g b)") is "color(srgb 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb 0 0 0)") is "color(srgb 0 0 0)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb 0 0 0)") is "color(srgb 0 0 0)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb 0 0 0 / 0)") is "color(srgb 0 0 0 / 0)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb 0 0 0 / 0)") is "color(srgb 0 0 0 / 0)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb 0 g b / alpha)") is "color(srgb 0 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb r 0 b / alpha)") is "color(srgb 0.7 0 0.3)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb r g 0 / alpha)") is "color(srgb 0.7 0.5 0)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb r g b / 0)") is "color(srgb 0.7 0.5 0.3 / 0)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb 0 g b / alpha)") is "color(srgb 0 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb r 0 b / alpha)") is "color(srgb 0.7 0 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb r g 0 / alpha)") is "color(srgb 0.7 0.5 0 / 0.4)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb r g b / 0)") is "color(srgb 0.7 0.5 0.3 / 0)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb 0.2 g b / alpha)") is "color(srgb 0.2 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb 20% g b / alpha)") is "color(srgb 0.2 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb r 0.2 b / alpha)") is "color(srgb 0.7 0.2 0.3)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb r 20% b / alpha)") is "color(srgb 0.7 0.2 0.3)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb r g 0.2 / alpha)") is "color(srgb 0.7 0.5 0.2)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb r g 20% / alpha)") is "color(srgb 0.7 0.5 0.2)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb r g b / 0.2)") is "color(srgb 0.7 0.5 0.3 / 0.2)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb r g b / 20%)") is "color(srgb 0.7 0.5 0.3 / 0.2)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb 0.2 g b / alpha)") is "color(srgb 0.2 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb 20% g b / alpha)") is "color(srgb 0.2 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb r 0.2 b / alpha)") is "color(srgb 0.7 0.2 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb r 20% b / alpha)") is "color(srgb 0.7 0.2 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb r g 0.2 / alpha)") is "color(srgb 0.7 0.5 0.2 / 0.4)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb r g 20% / alpha)") is "color(srgb 0.7 0.5 0.2 / 0.4)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb r g b / 0.2)") is "color(srgb 0.7 0.5 0.3 / 0.2)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb r g b / 20%)") is "color(srgb 0.7 0.5 0.3 / 0.2)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb g b r)") is "color(srgb 0.5 0.3 0.7)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb b alpha r / g)") is "color(srgb 0.3 1 0.7 / 0.5)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb r r r / r)") is "color(srgb 0.7 0.7 0.7 / 0.7)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb alpha alpha alpha / alpha)") is "color(srgb 1 1 1)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb g b r)") is "color(srgb 0.5 0.3 0.7)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb b alpha r / g)") is "color(srgb 0.3 0.4 0.7 / 0.5)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb r r r / r)") is "color(srgb 0.7 0.7 0.7 / 0.7)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb alpha alpha alpha / alpha)") is "color(srgb 0.4 0.4 0.4 / 0.4)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb calc(r) calc(g) calc(b))") is "color(srgb 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3 / 40%) srgb calc(r) calc(g) calc(b) / calc(alpha))") is "color(srgb 0.7 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb 10deg g b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb r 10deg b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb r g 10deg)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb r g b / 10deg)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb red g b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb x g b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(srgb 0.7 0.5 0.3) srgb l g b)") is "rgba(0, 0, 0, 0)"

color(from ... ${color} ...)
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb r g b)") is "color(a98-rgb 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb r g b / alpha)") is "color(a98-rgb 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb r g b)") is "color(a98-rgb 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb r g b / alpha)") is "color(a98-rgb 0.7 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb r g b) a98-rgb r g b)") is "color(a98-rgb 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb 0 0 0)") is "color(a98-rgb 0 0 0)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb 0 0 0)") is "color(a98-rgb 0 0 0)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb 0 0 0 / 0)") is "color(a98-rgb 0 0 0 / 0)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb 0 0 0 / 0)") is "color(a98-rgb 0 0 0 / 0)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb 0 g b / alpha)") is "color(a98-rgb 0 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb r 0 b / alpha)") is "color(a98-rgb 0.7 0 0.3)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb r g 0 / alpha)") is "color(a98-rgb 0.7 0.5 0)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb r g b / 0)") is "color(a98-rgb 0.7 0.5 0.3 / 0)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb 0 g b / alpha)") is "color(a98-rgb 0 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb r 0 b / alpha)") is "color(a98-rgb 0.7 0 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb r g 0 / alpha)") is "color(a98-rgb 0.7 0.5 0 / 0.4)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb r g b / 0)") is "color(a98-rgb 0.7 0.5 0.3 / 0)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb 0.2 g b / alpha)") is "color(a98-rgb 0.2 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb 20% g b / alpha)") is "color(a98-rgb 0.2 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb r 0.2 b / alpha)") is "color(a98-rgb 0.7 0.2 0.3)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb r 20% b / alpha)") is "color(a98-rgb 0.7 0.2 0.3)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb r g 0.2 / alpha)") is "color(a98-rgb 0.7 0.5 0.2)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb r g 20% / alpha)") is "color(a98-rgb 0.7 0.5 0.2)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb r g b / 0.2)") is "color(a98-rgb 0.7 0.5 0.3 / 0.2)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb r g b / 20%)") is "color(a98-rgb 0.7 0.5 0.3 / 0.2)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb 0.2 g b / alpha)") is "color(a98-rgb 0.2 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb 20% g b / alpha)") is "color(a98-rgb 0.2 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb r 0.2 b / alpha)") is "color(a98-rgb 0.7 0.2 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb r 20% b / alpha)") is "color(a98-rgb 0.7 0.2 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb r g 0.2 / alpha)") is "color(a98-rgb 0.7 0.5 0.2 / 0.4)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb r g 20% / alpha)") is "color(a98-rgb 0.7 0.5 0.2 / 0.4)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb r g b / 0.2)") is "color(a98-rgb 0.7 0.5 0.3 / 0.2)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb r g b / 20%)") is "color(a98-rgb 0.7 0.5 0.3 / 0.2)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb g b r)") is "color(a98-rgb 0.5 0.3 0.7)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb b alpha r / g)") is "color(a98-rgb 0.3 1 0.7 / 0.5)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb r r r / r)") is "color(a98-rgb 0.7 0.7 0.7 / 0.7)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb alpha alpha alpha / alpha)") is "color(a98-rgb 1 1 1)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb g b r)") is "color(a98-rgb 0.5 0.3 0.7)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb b alpha r / g)") is "color(a98-rgb 0.3 0.4 0.7 / 0.5)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb r r r / r)") is "color(a98-rgb 0.7 0.7 0.7 / 0.7)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb alpha alpha alpha / alpha)") is "color(a98-rgb 0.4 0.4 0.4 / 0.4)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb calc(r) calc(g) calc(b))") is "color(a98-rgb 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb calc(r) calc(g) calc(b) / calc(alpha))") is "color(a98-rgb 0.7 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb 10deg g b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb r 10deg b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb r g 10deg)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb r g b / 10deg)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb red g b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb x g b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb l g b)") is "rgba(0, 0, 0, 0)"

color(from ... ${color} ...)
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 r g b)") is "color(rec2020 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 r g b / alpha)") is "color(rec2020 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 r g b)") is "color(rec2020 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 r g b / alpha)") is "color(rec2020 0.7 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(from color(rec2020 0.7 0.5 0.3) rec2020 r g b) rec2020 r g b)") is "color(rec2020 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 0 0 0)") is "color(rec2020 0 0 0)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 0 0 0)") is "color(rec2020 0 0 0)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 0 0 0 / 0)") is "color(rec2020 0 0 0 / 0)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 0 0 0 / 0)") is "color(rec2020 0 0 0 / 0)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 0 g b / alpha)") is "color(rec2020 0 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 r 0 b / alpha)") is "color(rec2020 0.7 0 0.3)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 r g 0 / alpha)") is "color(rec2020 0.7 0.5 0)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 r g b / 0)") is "color(rec2020 0.7 0.5 0.3 / 0)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 0 g b / alpha)") is "color(rec2020 0 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 r 0 b / alpha)") is "color(rec2020 0.7 0 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 r g 0 / alpha)") is "color(rec2020 0.7 0.5 0 / 0.4)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 r g b / 0)") is "color(rec2020 0.7 0.5 0.3 / 0)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 0.2 g b / alpha)") is "color(rec2020 0.2 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 20% g b / alpha)") is "color(rec2020 0.2 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 r 0.2 b / alpha)") is "color(rec2020 0.7 0.2 0.3)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 r 20% b / alpha)") is "color(rec2020 0.7 0.2 0.3)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 r g 0.2 / alpha)") is "color(rec2020 0.7 0.5 0.2)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 r g 20% / alpha)") is "color(rec2020 0.7 0.5 0.2)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 r g b / 0.2)") is "color(rec2020 0.7 0.5 0.3 / 0.2)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 r g b / 20%)") is "color(rec2020 0.7 0.5 0.3 / 0.2)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 0.2 g b / alpha)") is "color(rec2020 0.2 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 20% g b / alpha)") is "color(rec2020 0.2 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 r 0.2 b / alpha)") is "color(rec2020 0.7 0.2 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 r 20% b / alpha)") is "color(rec2020 0.7 0.2 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 r g 0.2 / alpha)") is "color(rec2020 0.7 0.5 0.2 / 0.4)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 r g 20% / alpha)") is "color(rec2020 0.7 0.5 0.2 / 0.4)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 r g b / 0.2)") is "color(rec2020 0.7 0.5 0.3 / 0.2)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 r g b / 20%)") is "color(rec2020 0.7 0.5 0.3 / 0.2)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 g b r)") is "color(rec2020 0.5 0.3 0.7)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 b alpha r / g)") is "color(rec2020 0.3 1 0.7 / 0.5)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 r r r / r)") is "color(rec2020 0.7 0.7 0.7 / 0.7)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 alpha alpha alpha / alpha)") is "color(rec2020 1 1 1)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 g b r)") is "color(rec2020 0.5 0.3 0.7)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 b alpha r / g)") is "color(rec2020 0.3 0.4 0.7 / 0.5)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 r r r / r)") is "color(rec2020 0.7 0.7 0.7 / 0.7)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 alpha alpha alpha / alpha)") is "color(rec2020 0.4 0.4 0.4 / 0.4)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 calc(r) calc(g) calc(b))") is "color(rec2020 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 calc(r) calc(g) calc(b) / calc(alpha))") is "color(rec2020 0.7 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 10deg g b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 r 10deg b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 r g 10deg)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 r g b / 10deg)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 red g b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 x g b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(rec2020 0.7 0.5 0.3) rec2020 l g b)") is "rgba(0, 0, 0, 0)"

color(from ... ${color} ...)
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb r g b)") is "color(prophoto-rgb 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb r g b / alpha)") is "color(prophoto-rgb 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb r g b)") is "color(prophoto-rgb 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb r g b / alpha)") is "color(prophoto-rgb 0.7 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb r g b) prophoto-rgb r g b)") is "color(prophoto-rgb 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb 0 0 0)") is "color(prophoto-rgb 0 0 0)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb 0 0 0)") is "color(prophoto-rgb 0 0 0)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb 0 0 0 / 0)") is "color(prophoto-rgb 0 0 0 / 0)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb 0 0 0 / 0)") is "color(prophoto-rgb 0 0 0 / 0)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb 0 g b / alpha)") is "color(prophoto-rgb 0 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb r 0 b / alpha)") is "color(prophoto-rgb 0.7 0 0.3)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb r g 0 / alpha)") is "color(prophoto-rgb 0.7 0.5 0)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb r g b / 0)") is "color(prophoto-rgb 0.7 0.5 0.3 / 0)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb 0 g b / alpha)") is "color(prophoto-rgb 0 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb r 0 b / alpha)") is "color(prophoto-rgb 0.7 0 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb r g 0 / alpha)") is "color(prophoto-rgb 0.7 0.5 0 / 0.4)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb r g b / 0)") is "color(prophoto-rgb 0.7 0.5 0.3 / 0)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb 0.2 g b / alpha)") is "color(prophoto-rgb 0.2 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb 20% g b / alpha)") is "color(prophoto-rgb 0.2 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb r 0.2 b / alpha)") is "color(prophoto-rgb 0.7 0.2 0.3)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb r 20% b / alpha)") is "color(prophoto-rgb 0.7 0.2 0.3)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb r g 0.2 / alpha)") is "color(prophoto-rgb 0.7 0.5 0.2)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb r g 20% / alpha)") is "color(prophoto-rgb 0.7 0.5 0.2)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb r g b / 0.2)") is "color(prophoto-rgb 0.7 0.5 0.3 / 0.2)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb r g b / 20%)") is "color(prophoto-rgb 0.7 0.5 0.3 / 0.2)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb 0.2 g b / alpha)") is "color(prophoto-rgb 0.2 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb 20% g b / alpha)") is "color(prophoto-rgb 0.2 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb r 0.2 b / alpha)") is "color(prophoto-rgb 0.7 0.2 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb r 20% b / alpha)") is "color(prophoto-rgb 0.7 0.2 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb r g 0.2 / alpha)") is "color(prophoto-rgb 0.7 0.5 0.2 / 0.4)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb r g 20% / alpha)") is "color(prophoto-rgb 0.7 0.5 0.2 / 0.4)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb r g b / 0.2)") is "color(prophoto-rgb 0.7 0.5 0.3 / 0.2)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb r g b / 20%)") is "color(prophoto-rgb 0.7 0.5 0.3 / 0.2)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb g b r)") is "color(prophoto-rgb 0.5 0.3 0.7)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb b alpha r / g)") is "color(prophoto-rgb 0.3 1 0.7 / 0.5)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb r r r / r)") is "color(prophoto-rgb 0.7 0.7 0.7 / 0.7)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb alpha alpha alpha / alpha)") is "color(prophoto-rgb 1 1 1)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb g b r)") is "color(prophoto-rgb 0.5 0.3 0.7)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb b alpha r / g)") is "color(prophoto-rgb 0.3 0.4 0.7 / 0.5)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb r r r / r)") is "color(prophoto-rgb 0.7 0.7 0.7 / 0.7)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb alpha alpha alpha / alpha)") is "color(prophoto-rgb 0.4 0.4 0.4 / 0.4)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb calc(r) calc(g) calc(b))") is "color(prophoto-rgb 0.7 0.5 0.3)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb calc(r) calc(g) calc(b) / calc(alpha))") is "color(prophoto-rgb 0.7 0.5 0.3 / 0.4)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb 10deg g b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb r 10deg b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb r g 10deg)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb r g b / 10deg)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb red g b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb x g b)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb l g b)") is "rgba(0, 0, 0, 0)"

color(from ... xyz ...)
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz x y z)") is "color(xyz 7 -20.5 100)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz x y z / alpha)") is "color(xyz 7 -20.5 100)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100 / 40%) xyz x y z)") is "color(xyz 7 -20.5 100)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100 / 40%) xyz x y z / alpha)") is "color(xyz 7 -20.5 100 / 0.4)"
PASS computedStyle("background-color", "color(from color(from color(xyz 7 -20.5 100) xyz x y z) xyz x y z)") is "color(xyz 7 -20.5 100)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz 0 0 0)") is "color(xyz 0 0 0)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz 0 0 0)") is "color(xyz 0 0 0)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz 0 0 0 / 0)") is "color(xyz 0 0 0 / 0)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz 0 0 0 / 0)") is "color(xyz 0 0 0 / 0)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz 0 y z / alpha)") is "color(xyz 0 -20.5 100)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz x 0 z / alpha)") is "color(xyz 7 0 100)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz x y 0 / alpha)") is "color(xyz 7 -20.5 0)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz x y z / 0)") is "color(xyz 7 -20.5 100 / 0)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100 / 40%) xyz 0 y z / alpha)") is "color(xyz 0 -20.5 100 / 0.4)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100 / 40%) xyz x 0 z / alpha)") is "color(xyz 7 0 100 / 0.4)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100 / 40%) xyz x y 0 / alpha)") is "color(xyz 7 -20.5 0 / 0.4)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100 / 40%) xyz x y z / 0)") is "color(xyz 7 -20.5 100 / 0)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz 0.2 y z / alpha)") is "color(xyz 0.2 -20.5 100)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz x 0.2 z / alpha)") is "color(xyz 7 0.2 100)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz x y 0.2 / alpha)") is "color(xyz 7 -20.5 0.2)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz x y z / 0.2)") is "color(xyz 7 -20.5 100 / 0.2)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz x y z / 20%)") is "color(xyz 7 -20.5 100 / 0.2)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100 / 40%) xyz 0.2 y z / alpha)") is "color(xyz 0.2 -20.5 100 / 0.4)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100 / 40%) xyz x 0.2 z / alpha)") is "color(xyz 7 0.2 100 / 0.4)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100 / 40%) xyz x y 0.2 / alpha)") is "color(xyz 7 -20.5 0.2 / 0.4)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100 / 40%) xyz x y z / 0.2)") is "color(xyz 7 -20.5 100 / 0.2)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz y z x)") is "color(xyz -20.5 100 7)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz x x x / x)") is "color(xyz 7 7 7)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100 / 40%) xyz y z x)") is "color(xyz -20.5 100 7)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100 / 40%) xyz x x x / x)") is "color(xyz 7 7 7)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz z alpha x / y)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz alpha alpha alpha / alpha)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100 / 40%) xyz z alpha x / y)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100 / 40%) xyz alpha alpha alpha / alpha)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz calc(x) calc(y) calc(z))") is "color(xyz 7 -20.5 100)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100 / 40%) xyz calc(x) calc(y) calc(z) / calc(alpha))") is "color(xyz 7 -20.5 100 / 0.4)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz 10deg y z)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz x 10deg z)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz x y 10deg)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz x y z / 10deg)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz red y)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz r y z)") is "rgba(0, 0, 0, 0)"
PASS computedStyle("background-color", "color(from color(xyz 7 -20.5 100) xyz l y z)") is "rgba(0, 0, 0, 0)"

Spec Examples
PASS computedStyle("background-color", "rgb(from var(--bg-color) r g b / 80%)") is "rgba(0, 0, 255, 0.8)"
PASS computedStyle("background-color", "lch(from var(--color) calc(l / 2) c h)") is "lch(23.138971% 67.989716 134.39125)"
PASS computedStyle("background-color", "rgb(from var(--color) calc(r * .3 + g * .59 + b * .11) calc(r * .3 + g * .59 + b * .11) calc(r * .3 + g * .59 + b * .11))") is "rgb(76, 76, 76)"
PASS computedStyle("background-color", "lch(from var(--color) l 0 h)") is "lch(46.277943% 0 134.39125)"
PASS computedStyle("background-color", "rgb(from indianred 255 g b)") is "rgb(255, 92, 92)"
PASS computedStyle("background-color", "hsl(from var(--accent) calc(h + 180deg) s l)") is "rgb(178, 32, 40)"
PASS computedStyle("background-color", "lab(from var(--mycolor) l a b / 100%)") is "lab(62.751923% 52.45802 -34.117283)"
PASS computedStyle("background-color", "lab(from var(--mycolor) l a b / calc(alpha * 0.8))") is "lab(62.751923% 52.45802 -34.117283 / 0.8)"
PASS computedStyle("background-color", "lab(from var(--mycolor) l a b / calc(alpha - 20%))") is "lab(62.751923% 52.45802 -34.117283 / 0.8)"
PASS computedStyle("background-color", "lab(from var(--mycolor) l 0 0)") is "lab(62.751923% 0 0)"
PASS computedStyle("background-color", "lch(from peru calc(l * 0.8) c h)") is "lch(49.80138% 54.003296 63.680317)"
PASS computedStyle("background-color", "LCH(from var(--accent) l c calc(h + 180deg))") is "lch(65.49473% 39.446903 10.114471)"
PASS computedStyle("background-color", "lch(from var(--mycolor) l 0 h)") is "lch(62.751923% 0 326.96112)"
PASS computedStyle("background-color", "var(--mygray)") is "lch(62.751923% 0 326.96112)"
PASS computedStyle("background-color", "lch(from var(--mygray) l 30 h)") is "lch(62.751923% 30 326.96112)"
PASS successfullyParsed is true

TEST COMPLETE