Colour Blindness Resources

Generally the best way to test if your pages work for colour blind people is to view it on a black-and-white monitor. If your colour scheme ends up with different colours appearing as almost identical shades of gray, then it probably will look that way to colour blind people.

Here are some resources that discuss colour blindness and the problems the 2% of people with this condition have distinguishing colours.

"Color Blind as a Dog" - a simple example by a colourblind person of colours he has trouble distinguishing from each other.
"Color Blindness Check - some colour blindness tests to identify if people are colour blind or not. Gives an idea of the shades that should not be mixed.

Please send comments about this course to Kevin.Lowey@Usask.CA