complementary colour

British  

noun

1. one of any pair of colours, such as yellow and blue, that give white or grey when mixed in the correct proportions

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Example Sentences

Since the main character is red, I chose green – the complementary colour – for the pigs, who have stolen the birds’ eggs and are sheltering in the structures.

From The Guardian • Feb. 23, 2016

What is the complementary colour of blue, grey, and orange?

From Modern Painting by Moore, George (George Augustus)

One question was, ‘What is the complementary colour to red?’

From The Fortunes of the Farrells by Vaizey, George de Horne, Mrs.

I had never heard of a complementary colour in my life, and I was just racking my brains to think what to say, when my eyes happened to light on Miss Smith’s carrots.

From The Fortunes of the Farrells by Vaizey, George de Horne, Mrs.

If a blue glass be used, the shadow will be yellow, which is the complementary colour to blue.

From The Glaciers of the Alps Being a narrative of excursions and ascents, etc. by Tyndall, John