Please note that computer based color blindness tests do not give the same results as the original tests. Computer displays have only three primary colors. The colors of the printed books cannot be simulated by a display. The test can only determine red-green color blindness.

 ! Not suitable for clinical diagnosis

You have to enter the number(s) for each plate you can see. If you don’t see anything just click to the next button. There will be 12 plates.

Example: This Number is 12. Click to the next button to start