One of the three primary colors in a subtractiveCMYK (cyan, magenta, yellow, black ) is a subtractive color model. The colors of ink added together ... More color modelA color model is a measurement system that numerically specifies the perceived attributes of color. More. The “Y” in CMYKWhat is CMYK? Cyan, Magenta, Yellow, and Black (or Key) are the four colors of ink used in four-colo... More.