color
Parses any supported CSS color string into a Color.
Accepts hex, rgb(), rgba(), hsl()/hsla(), lab(), oklch(), color(srgb …) / color(srgb-linear …), or any of the 140 CSS named colors. Goes through the same grammar the JSON decoder uses, so "red".color and the value decoded from spec JSON are identical.
Receiver
the CSS color string to parse.
Return
the parsed Color.