10 Blue Bathroom Theme Ideas You’ll Love: Creative and practical ways to bring blue tones into your bathroom design.Sienna HartwellJan 20, 2026Table of Contents1. Coastal Calm with Powder Blue Walls2. Navy Vanity Drama3. Mosaic Tile Feature Wall4. Aqua Accents on a Budget5. Deep Blue Bathtub6. Spa Vibes with Blue Glass Tiles7. Blue and White Patterned Floor8. Minimalist Soft-Blue Cement9. Painted Blue Ceiling10. Ocean-Inspired 3D MuralsFAQFree Room PlannerDesign your dream room online for free with the powerful room designer toolStart for FREELast year, I had a client who insisted their bathroom should feel like “a cloud floating over the Mediterranean.” At first, I laughed—not because it was funny, but because I was wondering how on earth I’d make that happen. Turns out, it pushed me to explore blue bathroom themes in a way I’d never done before. And honestly? Small bathrooms are the perfect canvas for bold ideas—they force you to think smarter, layer textures, and make every inch count. Today, I’m sharing 10 of my favorite blue bathroom ideas from projects and experiments, so you can skip the guessing game.1. Coastal Calm with Powder Blue WallsNothing says serene like powder blue walls paired with white trims. I once used this in a narrow guest bath, and it instantly felt airier. To make your planning easier, tools like room planner can help visualize your palette before you commit.save pin2. Navy Vanity DramaA navy vanity with brass hardware can make even a plain rental bathroom look luxe. Just be mindful—navy absorbs light, so balance it with a bright countertop.save pin3. Mosaic Tile Feature WallBlue mosaic tiles behind the sink or in the shower create a focal point without overwhelming the space. They’re also forgiving when it comes to water spots.save pin4. Aqua Accents on a BudgetIf you’re tight on budget, stick to aqua accessories—think towels, soap dispensers, or a patterned shower curtain. Easy to swap when you’re ready for a change.save pin5. Deep Blue BathtubI once refurbished an old clawfoot tub and painted the exterior a smoky blue—it became the conversation starter of the room. Just make sure to seal it properly against moisture.save pin6. Spa Vibes with Blue Glass TilesBlue glass tiles add a reflective, almost watery effect, perfect for a spa feel. Planning the layout with a free floor plan creator saved me a lot of tile-cutting headaches.save pin7. Blue and White Patterned FloorGeometric or Moroccan-style blue tiles underfoot can anchor an otherwise plain bathroom. Add a white wall to let the floor shine.save pin8. Minimalist Soft-Blue CementFor a modern industrial twist, soft-blue cement walls or floors bring texture and calm. Just remember they need proper sealing to avoid stains.save pin9. Painted Blue CeilingI love surprising design moments—a pale blue ceiling can make your bathroom feel taller and brighter. Keep walls neutral so it stands out.save pin10. Ocean-Inspired 3D MuralsFor the bold: a floor-to-ceiling ocean mural in shower or behind the bath can be jaw-dropping. I once used a high-res printed tile mural planned with bathroom design tool and the client still sends me photos years later.save pinFAQQ: Will blue make my bathroom look cold?A: Not if you balance it with warm metals, wood tones, or soft lighting.Q: Which shade of blue works best for small bathrooms?A: Lighter blues like powder or aqua keep small spaces feeling open, but rich navy can add drama if balanced with brighter elements.Start for FREEPlease check with customer service before testing new feature.Free Room PlannerDesign your dream room online for free with the powerful room designer toolStart for FREE