Definition: One of the 4 colors used in 4-color (CMYK) printing and inkjet printer cartridges, cyan is a blue-green or turquoise color. Cyan is one of subtractive primaries, magenta and yellow being the other two. Combine the additive primaries of blue and green and you get cyan.
Combined in varying amounts, cyan and magenta produce shades of blue. Cyan with yellow produces shades of green.
