Do You Ever Wanted To Test Your Color Vision?

Many people are looking for a possibility to test their color vision on the web. Daltonism: Colorblindness of the red-green type (also known as deuteranopia or deuteranomaly). The term “Daltonism” is derived from the name of the chemist and physicist, John Dalton (1766-1844). Dalton’s reputation largely rests upon his great Atomic Theory. It was said of Dalton that “into society he rarely went, and his only amusement was a game of bowls on Thursday afternoons.” Dalton described his and his brother’s affliction of colorblindness with a defective perception of red and green in the first scientific paper he published. It was entitled “Extraordinary facts relating to the vision of colors, with observation” (Mem Literary Philos Soc Manchester 5: 28-45, 1798). It is the first recognized account of red-green colorblindness.

dal1 GTMMany people are looking for a possibility to test their color vision on the web. Unfortunately, there aren’t many color blindness tests available online. So this page shall bring together a series of tests to check your personal type of color vision deficiency and the severity of it.

Please be aware that your personal computer display settings, ambient light, and other factors can affect your test result. If you want to get an accurate diagnosis of your color vision deficiency, please visit your local eye specialist.

Start the color blindness test right here:

dal 2The often called Ishihara plates were introduced by Dr. Shinobu Ishihara from Japan long time ago. Since then this test is the most well known all around the world.

This test consists of 38 different pseudo-isochromatic plates. Each of them hides a number or line behind colorful dots. Based on what you can see and what not, it is possible to check if you are suffering from some form of red-green color blindness.

As the test is usually executed in a booklet, it is not the best possibility to online test your type and severity of color blindness. Other tests like the arrangement tests below show better results.

Results:  how many number you see:

  • 16 excellent
  • 12-15 very good
  • 8-11 good
  • 0-7  check for 10 minutes (they are again repeated the same result, see a doctor)








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