Monitors and printers are fundamentally incompatible. Your printer produces images by placing tiny drops of cyan, magenta, yellow and black (CMYK – K stands for key, meaning black) so close together on a sheet of paper that they’re impossible to distinguish with the naked eye. Your monitor, on the other hand, uses red, green and blue (RGB) pixels.
Translating the red, green and blue colours you see on screen into the cyan, magenta, yellow and black (plus, if your device supports them, any supplementary tones) used by your printer is no small achievement – and one that’s made more complicated by several factors.
The first is that red, green and blue are what’s known as additive colours, which is logical because your screen starts as a black rectangle that gets…