Process color is also referred to as four-color processA system of color printing with dots of magenta, cyan, yellow, and black (CMYK). More. It is a printing process used to reproduce a full-color image with three primary subtractiveCMYK (cyan, magenta, yellow, black ) is a subtractive color model. The colors of ink added together ... More color inks, cyan More, magentaMagenta is the second of the three primary colors in CMYK. M stands for Magenta. The color can be de... More, yellowOne of the three primary colors in a subtractive color model. The "Y" in CMYK. More (CMY), and blackBlack is the fourth color in the process of four-color printing. The "K" in CMYK. Black adds tonal d... More (K).