How the Color Deficient Person Sees the World

Normal	Protanope	Deuteranope	Tritanope

This is how numbers look to a dichromate (only two photopigments) on a color vision test.
^*Tritan is not included because it is extremely rare.

Normal	Protanope	Deuteranope

This is how numbers look to an anomalous trichromate (three photopigments, one pigment is just a little off) on a color vision test. The defect is not as severe compared to a dichromate. In fact, some of the test numbers can be seen by an anomalous trichromate.

Normal	Protanomaly	Deuteranomaly

This is how objects look to a dichromate

Normal	Protanope	Deuteranope

Color Normal	Dichromat

Color Normal	Dichromat

Color Normal	Dichromat

The source of the last three pictures is critiquewall.com by Paul Martin

Click here to take a test by Jay Neitz.  See how well you can identify objects if you were colorblind.

Click here to see how color deficient people see colored palettes

Reference: This page was designed using the color filter from http://colorfilter.wickline.org