Cyan (/ ˈ s aɪ. ə n,-æ n /) [2] [3] [4] is the color between blue and green on the visible spectrum of light. [5] [6] It is evoked by light with a predominant wavelength between 500 and 520 nm, between the wavelengths of green and blue.[7]In the subtractive color system, or CMYK color model, which can be overlaid to produce all colors in paint and color printing, cyan is one of …