closed as off topic by dnbrv, Vitaly Mijiritsky, JonW♦ Mar 13 '12 at 6:55
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Here are some interesting articles for you :
The User Experience And Psychology Of Colour - Very Good article which talks about how the use of color influences our basic emotions and interactions with artifacts on the internet.
Colors and User Experience - This is a good article which talks about the impact of color with regards to visual appeal and the aspects which must be taken into consideration to account for color deficiencies
Here are some UX stack exchange questions you should look at :