Color Blind
Color Blind. Color blindness (color vision deficiency) is the decreased ability to see color or differences in color. It makes green look more red.
People with total color blindness (achromatopsia. Simply look at the symbols below and enter the numbers that you can see. A person with color blindness is able to see colors, but they are not able to distinguish some colors from others.
There are multiple causes, but color blindness is primarily inherited by way of a mutated X Chromosome.
BEFORE YOU TAKE THE TEST: The with red lines corresponds to protanopia ("red" blindness), the green lines to deuteranopia ("green" blindness), and the blue lines to tritanopia ("blue" blindness).
The most common type of color blindness makes it hard to tell the difference b etwe en red and green. Color blindness — also known as color vision deficiency (CVD) — is a condition where you don't see colors in the traditional way. Many assume because of its name that "color blind" means a person can only see in black and white.
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