Colour Blindness

Inability or reduced ability to see colours/colour differences under normal light conditions. About 8% of men and 0.4% of women suffer. Most common in red-green area. Complete colour blindness resulting in only black & white affects only 0.00001% of both genders. Mostly an inconvenience. Can be restrictive, i.e. aircraft pilots need perfect colour vision. Consider colour blindness when defining colour […]