This is a great tutorial on colour schemes etc http://webdesign.tutsplus.com/articles/design-theory/an-introduction-to-color-theory-for-web-designers/
This is a study based on the human eye and colour perception, may be of some use. http://www.blutner.de/color/colour_perception.pdf
This helps explain the psychology of colour http://www.wix.com/blog/2013/06/color-web-design/
This article also focuses on psychology of colour http://www.smashingmagazine.com/2010/01/28/color-theory-for-designers-part-1-the-meaning-of-color/
This is a question on the best way to use colours https://graphicdesign.stackexchange.com/questions/16308/what-would-be-equivalent-blue-colour-for-this-red-orange-one
Like all psychology different people react in different ways, but this should give you an idea. I would also suggest doing a quick search ie if you are making a sports site, just searching "best colour for a sports site" can often give some good results, also look at similar/competitor sites for an idea.