Here is a single color palette for a bathroom:

1. Color Name: Ocean Blue
   Hex Code: 
                            
                            #006699
                        
   Palette Description: This vibrant shade of blue brings a refreshing and calming oceanic feel to the bathroom. It creates a serene and tranquil atmosphere, perfect for unwinding and relaxation.

2. Color Name: Seashell White
   Hex Code: 
                            
                            #FFF5EE
                        
   Palette Description: This soft and creamy white shade resembles the delicate color of seashells. It adds a touch of elegance and purity to the bathroom, creating a clean and airy ambiance.

3. Color Name: Misty Gray
   Hex Code: 
                            
                            #C0C0C0
                        
   Palette Description: This subtle and cool gray tone evokes a misty morning, bringing a sense of tranquility and sophistication to the bathroom. It complements other colors beautifully and adds depth to the space.

4. Color Name: Coral Pink
   Hex Code: 
                            
                            #FF7F50
                        
   Palette Description: This warm and vibrant pink hue reminiscent of coral reefs adds a playful and energetic touch to the bathroom. It instantly brightens up the space and creates a cheerful atmosphere.

5. Color Name: Sandstone Beige
   Hex Code: 
                            
                            #C2B280
                        
   Palette Description: This earthy and warm beige color resembles the natural tones of sandstone. It adds a cozy and inviting feel to the bathroom, creating a comforting and soothing environment.

6. Color Name: Rainforest Green
   Hex Code: 
                            
                            #228B22
                        
   Palette Description: This rich and deep green shade brings a touch of nature into the bathroom. It creates a sense of freshness and vitality, reminiscent of a lush rainforest, making the space feel rejuvenating and invigorating.