Last is blue, white and yellow. That is in all probability the brightest rest room colour palette concepts you would ever find for any bathroom. This color palette brings heat and vibrancy to the toilet, if you can paint the ceiling, cupboards, floors and the fixtures using white color. If you want to add marine-life accents, you'll be able to think about including extra touch of ocean blue via wall art. You can even use rug with blue or yellow. Bathroom.