How do I check my site for color-blind friendliness?

Contributed by David Kirk     
Tagged: HTML  

This service allows you to see your site as if you have a dysfunction in the ability to see colors.

Between 5 and 10% of males have some sort of genetic problem seeing the full spectrum of colors. Is your site usable to this population of users?

Running your site through vischeck will simulate the common forms of color blindness and will allow you to insure your site is usable to those with color vision deficiencies.