Take the ENCHROMA Color Vision Test


There are an estimated 300 million people in the world with color vision deficiency.

  • 1 in 12 men are color blind (8%).

  • 1 in 200 women are color blind (0.5%).

  • Color blindness is typically inherited genetically and carried recessively on the X chromosome.

  • While color blindness is often considered a mild disability, studies estimate that two-thirds of people with CVD feel it’s a handicap.

  • Red-green color blindness doesn’t mean only color confusion with red and green colors, but the whole color spectrum can cause confusion.

  • EnChroma glasses are the only specialty eyewear that alleviates red-green color blindness, enhancing colors without the compromise of color accuracy.

  • EnChroma started in 2010, after ten years of R&D.

  • EnChroma emerged from three National Institutes of Health (NIH) SBIR funded studies on the feasibility of correcting color vision deficiency.

  • A father can’t pass his red-green color blindness on to his sons.

  • If a woman is red-green color blind, all her sons will also be color blind.

  • John Dalton wrote the first scientific paper on color blindness. Color blindness is also referred to as Daltonism.

  • It’s extremely rare, but it’s possible to have normal color vision in one eye and color blindness in the other eye. This is called unilateral dichromacy.

  • The popular “red means bad and green means good” is a poor design for people with color blindness. A better choice would to use red–blue and yellow–blue color combinations.

  • Many people with color blindness cannot tell that the power connector on a MacBook changes color.

  • Lots of color blind people are surprised to find out that peanut butter is not green.

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