Easy colour blind test will find out if you suffer in under 5 minutes

Approximately 300 million people worldwide have colour blindness, with around 1 in 12 men and 1 in 200 women affected by the ...

Quick numbers test shows if you're colour blind and you can do it on your phone

If you're concerned that you may be colour blind, or just curious, you can take an easy test on your phone, but the NHS share ...

Find out if you're colour blind by doing quick number test on your phone

Colour blindness impacts approximately 1 in 12 men (8%) and 1 in 200 women, and there's a quick test you can do to see if you may be colour blind.
Business Wire

EnChroma Unveils New Kid’s Trial Kit and Color Blind Test for Kids

LAS VEGAS & BERKELEY, Calif.--(BUSINESS WIRE)--At Vision Expo West, booth #19077, EnChroma, Inc. – creators of the only eyewear for color blindness backed by science – today announced the EnChroma® ...
Nature

Tests for Colour-blindness

WITH reference to the article on colour-blindness in NATURE of January 27, I should like to point out that advocates of the Holmgren test assume that a person who fails with the wools will fail with ...