Dictionary.com
Thesaurus.com

colour-blind

British  

adjective

  1. of or relating to any defect in the normal ability to distinguish certain colours See deuteranopia protanopia tritanopia

  2. not discriminating on grounds of skin colour or ethnic origin

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

But she says it runs in the family - with her dad and sister being fully colour-blind.

From BBC • May 8, 2025

Bridgerton has adopted a variation of colour-blind casting, where a person's skin colour plays no part in the decision to give them a role.

From BBC • Mar. 21, 2022

Reuben is supportive of programmes that use colour-blind casting to fill the roles in their programmes, however, like Ellen, he also strikes a note of caution.

From BBC • Mar. 21, 2022

In the meantime, though, this matter of historical accuracy is usually where colour-blind casting comes a cropper, especially in period drama-enamoured Britain.

From The Guardian • Jul. 31, 2017

By taking a large number of colour equations, Kœnig, who works in Helmholtz's laboratory, has derived what he considers curves of the three fundamental sensations in a normal-eyed person, and also those of the colour-blind.

From Colour Measurement and Mixture by Abney, W. de W.