What color should i paint my room?

okay so when i was like in 2nd grade i really wanted to paint my room a light blue so my parents said that i could well now im in high school and im sick of the ugly blue and i want to get rid of it and i don't know what color to paint it! this is the bed spread i want ...http://www.bedbathandbeyond.com/Product.asp?order_num=-1&SKU=117258 but the only problem is i don't want to paint my room green..so i need help on choosing a color.