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Gene mutation on the X chromosome is most common and also explains why (depending on nationality) some 7% of males, but less than 1% of females exhibit color blindness of some form. Males only have one X chromosome, whereas females have two.
Some of the inherited diseases known to cause color blindness are: 1  cone dystrophy. 2  cone-rod dystrophy. 3  achromatopsia (a.k.a. rod monochromatism, stationary cone dystrophy or cone dysfunction syndrome) 4  blue cone monochromatism (a.k.a. blue cone monochromacy or X-linked achromatopsia) 5  Leber's congenital amaurosis.