This interactive visual tool lets you see how accessible your color palettes are to viewers who are colorblind.
Color blind friendly color combinations.
Color combinations to avoid for people with color blindness include.
Instead the use of a number of default color blind friendly palettes would be much more straightforward.
Since the number of red green colorblind people is much higher than any other form of color blindness it should be your number one priority to address with your design.
To help you out here is a list of the color combinations that are known to cause trouble for people with color blindness.
Green brown green red green blue blue purple blue gray light green yellow green black green gray.
Blue yellow color blindness is much rarer and affects men and women equally.
How to pick a colorblind friendly palette for your website.
Those affected by protan color blindness are less sensitive to red light whilst sufferers of deuteranopia have the same problem with green.
Red green green brown green blue blue gray blue purple green gray green black.