This is SUCH an important list! Are the colours featured the not very saturated but relatively bright ones that humans find relaxing? Blues are good colors for bedrooms because we associate them with feeling calm and sleeping—and a little nonverbal signaling is always useful! Make sure that the ceiling in your bedroom is a lighter colour than the floor or walls. Do the patterns on walls, or carpets, or bedspreads or elsewhere feature mainly curvy lines, as opposed to rectilinear…