Color Blindness Many people refer to problems with one’s ability to see color as color blindness, however, unless a person can’t see any color at all, color vision problems should be called by another term. Common terms are abnormal color vision, color deficiency and color vision confusion. Females maybe be effected by color blindness, but usually they are just carriers. Males are more often affected. About 8% of males and 0.5% of females are effected by color blindness. Although color blindness may be a result of another eye disorder, the majority of color blind cases are hereditary and present at birth. The retina, is a complex nerve system which converts light e