Achromatopsia, also called monochromacy, is the rarest and most serious type of color blindness. People with this condition see the world only in shades of gray, black, and white. This type also ...

Complete color blindness, or achromatopsia, is the rarest form, where individuals see only in shades of gray. Causes: Colour blindness is predominantly inherited, linked to genetic mutations ...

Most normal-sighted individuals would consider achromatopsia as a disability ... the knowledge of the mutation causing Pingelapese color blindness will need to be used thoughtfully and responsibly ...