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.
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Color Blindness filters free icon was designed by tom for icons Png and presented to its users.
tom
2/7/2018