Creates a color from CMYK (cyan, magenta, yellow, key/black) values.
Yellow— Ranges from 0 to 1, where 1 is fully cyan, magenta, or yellow.
Black— Ranges from 0 (full color) to 1 (completely black).
(1-C)*(1-K)) is used to convert CMYK to sRGB.
Keywords: CMYKA, alpha, blue, channel, chroma, color space, green, key, opacity, red, tone, transparent