Favorite colors are a matter of taste but, when designing a website, you want to make sure that the colors you use say the right thing about your website and company. If you run a serious news site, you wouldn't want to use hot pink and yellow, for example. Here are two sites I like for helping find out what color schemes go well together and what people like!!

http://www.colorschemer.com

and

http://www.colourlovers.com