Find out if you’re colour blind by doing quick number test on your phone
Colour blindness impacts approximately 1 in 12 men and 1 in 200 women, and there’s a quick test you can do to see if you may be colour blind.
Daily Express :: Health Feed

Colour blindness impacts approximately 1 in 12 men and 1 in 200 women, and there’s a quick test you can do to see if you may be colour blind.
Daily Express :: Health Feed