Mixing complementary colours, corresponding to yellow and purple, can create shades of grey. As an example, combining yellow and purple in equal proportions leads to a impartial grey. The precise shade of grey will fluctuate relying on the precise hues and proportions of the complementary colours used.
This methodology is advantageous as a result of it produces grey tones with out the usage of black, which may generally overpower or darken the ensuing colour. Moreover, utilizing complementary colours permits for extra delicate and nuanced shades of grey.