Mixing complementary colours, equivalent 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 particular shade of grey will range relying on the precise hues and proportions of the complementary colours used.
This technique is advantageous as a result of it produces grey tones with out using black, which might typically overpower or darken the ensuing shade. Moreover, utilizing complementary colours permits for extra refined and nuanced shades of grey.