Seatbelt color

TVNews.ca Staff
Published Saturday, November 21, 2015 10:23PM EST
Last Updated Sunday, November 22, 2015 12:38PM EST

An estimated 2.6 million Canadians are colour blind, most of them men, because of a missing or mutated gene on their X-chromosome. There are different forms of the condition, but most people with a moderate form of red/green colour blindness can correctly identify just five crayons from a standard box of 24.