Nothing says "this is the room for clean things" like crisp, bright white (Images 1, 2, 6, 10). Sometimes, though, a little more color is on order, like the punch of aqua in Image 4 or yellow in Image 8.
These rooms stayed organized with hampers, cabinets, and shelving. Images 9 shows how useful fabric can be in masking something like plumbing. Similarly, in Image 5, curtains help hide the washer and dryer when the laundry room is really just an alcove.
1. Design*Sponge 2. via High Street Market 3. Living Etc. 4. Bernstein & Andriulli via Desire to Inspire 5. Country Home 6. Chez Larsson 7. Martha Stewart 8. Real Simple 9. Design*Sponge 10. Country Home