http://www.gharexpert.com/category/1481/Tips-Color-Selection-0.aspx?CatID=1481Tips For Color Selection information at GharExpert.com. Selected paint colors may look different in different lights, both at daytime and at night. So, you should choose the paint according to look of the room in different lightshttp://www.gharexpert.com/articles/Tips-Color-Selection-1115/Tips-to-choose-shades-Paint--0.aspx?PL=2&ArticleID=1115&CatID=1481One of the biggest problems you face is -what looks to be "orange" on the sample in the store turns out to be "brown" on your wall. So it's really important to pick the right shade of paint by examining it under different sources of light.http://www.gharexpert.com/articles/Tips-Color-Selection-1114/Tips-selecting-Paint-Color-_0.aspx?PL=2&ArticleID=1114&CatID=1481Selected paint colors may look different in different lights, both at daytime and at night. So, you should choose the paint according to look of the room in different lights