30+ Interesting Facts About Color Blindness

Interesting Facts About Color Blindness

21. A fatal railway accident in Sweden in 1875  was believed to be caused by a color-blind rail operator who failed to properly read a signal. This incident led to the development of color vision test for railroad workers.

Watch out this video to know about the complexities of color blindness:

22. Scientists at the University of Edinburg discovered the ability to see camouflage in people with red-green colorblindness. 

23. Color blind people were trained as snipers in the military to spot a camouflaged enemy in grass and trees.

24. Not a lot of people, but some, suffering from a rare form of color blindness called unilateral dichromacy which means they have one normal seeing eye, and one color blind eye.

Related: 24 Cool Facts about Left-Handed People

25. Some people suffer from complete color blindness, which is called achromatopsia or monochromacy.

26. Telling when meat is cooked or differentiating riped tomatoes and unripened green ones can be next to impossible for people with red-green color blindness as they cannot see various shades of red and green.

27. One of the most common difficulties faced by color blind people on a day-to-day basis is matching their clothes and socks, so they are often found to be mismatched from time to time. They even struggle a lot buying matching clothes when shopping.

28. Anomaloscope is known to be the most accurate color blindness test. Developed in the 20th century, it is used by eye specialists all over the world. The test requires the person to match two different light sources to get two same colors.

29. Dr. Shinobu Ishihara developed the Ishihara plates test, which is most widely used to screen if a person has a color vision deficiency.

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30. John Dalton, the pioneer in the development of atomic studies, could only recognize blue, purple, and yellow color. He did extensive research on color blindness in his lifetime and wrote the first known scientific paper on it.

31. Colorblind people in Romania and Turkey are denied a driver’s license. The law is based on the fear that color-blind drivers could not read traffic signals.

32. According to a study of male adolescents published in the Journal of Child Neurology, there is an association between color blindness and the occurrence of migraines.

Related: 10 Pertinent Facts About Loneliness And How It Affects The Mind And Body 

33. Color blindness cannot limit you from enjoying life or achieving your dreams and ambitions. You just need to master some adaptation techniques and get the right support. A lot of famous personalities had rocking life in spite of color blindness

15 Famous and rocking people with color blindness

1. Mark Zuckerberg suffers from red-green color blindness. In fact, this is the reason why Facebook’s primary color scheme is blue.

2. Bill Clinton, who served as the 42nd president of the United States, has trouble distinguishing between red and green color. He inherited his color vision deficiency from his parents. He needs a special light in order to determine the color of a certain object.

3. Mark Twain, known as the father of American literature was red-green color blind.


4. Christopher Nolan, the Hollywood director, and producer of masterpieces like “Inception”, “ Batman ”, “ Memento ”, and “ The Prestige ”, was red/green color blind.

5. Bing Crosby, one of the best-selling recording artists of the 20th century and winner of Academy Award for Best Actor was color blind.

6. Howie Mandel, the brilliant actor, who was the voice between the unforgettable creature Gizmo in the hit film “Gremlins” stated in an interview with Good Housekeeping Magazine, “I’m color-blind” and when asked about opinions on the home decorations, there was constant reply – “The color crashes”. 

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