FACT: 1 out of 255 women and 1 out of 12 men have some form of color vision deficiency.
Take the online color challenge, based on the official FM100 Hue Test by X-Rite.
Visit this site (http://bit.ly/1U31nY) and then
Drag and drop the colors in each row to arrange them by hue order.
The first and last color chips are fixed. Click on "Score Test" when done.
A lower score is better, with ZERO being the perfect score. The bars above show the regions of the color spectrum where hue discrimination is low.
You can also compare your result with your friend's.
Check this out, coz its fun :D
OR you can take the other test, for example: