With the Bohemian style you can afford to be quite bold with the color scheme, so if you want to go for a daring purple or a vibrant blue, then feel free as it is all about being allowed to express yourself.
If you do not feel like a block of color covering the walls, then how about a section of tiles, even if they are on a piece of furniture, where they are bright or with a bold design as it will still work spectacularly well.
Below, you can check out a showcase of 40 Bohemian Bathroom designs, which would take you to insiprative mind trip.