What is 4-color printing?
A method of printing using four color inks, Cyan, Magenta, Yellow, and Black, to print various text, images, graphics, etc. Four color process printing was originally developed in the late nineteenth century along with the halftone process for reproduction of continuous tone images (photographs) and has been used for over 100 years to reproduce color images.
For a thorough explanation of CMYK process color please see our CMYK Color Explained page.
Remember, CMYK stands for: Cyan, Magenta, Yellow, BlacK.