• → ColorDistance

CMYKColor

CYMYK color model (WMA link)

CMYKColor[c, m, y, k]

represents a color with the specified cyan, magenta, yellow and black components.

• • Graphics[MapIndexed[{CMYKColor @@ #1, Disk[2*#2 ~Join~ {0}]} &, IdentityMatrix[4]], ImageSize->Small]