8 Filters to simulate 8 diffrent types of color blindness. Method used is color matrix filter, values from: http://www.colorjack.com/labs/colormatrix/ some text information about prevalence from wikipedia. Note, I haven't converted the text to paths as I wanted to keep them readable/selectible and not really part of the picture achromatomaly achromatopsia blindness Color Blindness filters
color filters blindness Color Blindness Filters clip art public domain filter tritanomaly Color Blindness Filters clip art