Here's a soft pastel color palette based on your query for hex 500000, featuring six harmonious colors:

### Soft Pastel Color Palette

1. **Powder Pink**
   - **Hex Code:** 
                            
                            #F4C6D4
                        
   - **Description:** A gentle and delicate shade that brings a warm, nurturing feel to the palette.

2. **Soft Lavender**
   - **Hex Code:** 
                            
                            #E2C2E0
                        
   - **Description:** A calming and serene pastel that adds a touch of elegance and tranquility.

3. **Mint Cream**
   - **Hex Code:** 
                            
                            #D4E3E2
                        
   - **Description:** A refreshing pastel green that evokes a sense of freshness and lightness.

4. **Pale Peach**
   - **Hex Code:** 
                            
                            #F8D3C2
                        
   - **Description:** A soft, warm peach that brings a cozy, inviting vibe to the palette.

5. **Sky Blue**
   - **Hex Code:** 
                            
                            #A4C8E1
                        
   - **Description:** A gentle, airy blue that adds a touch of open sky and freedom.

6. **Creamy Lemon**
   - **Hex Code:** 
                            
                            #F9E6B2
                        
   - **Description:** A light, buttery yellow that adds a cheerful brightness without overwhelming the senses.

### Description:
This soft pastel color palette is designed to evoke feelings of calmness and warmth, making it perfect for projects that aim for a gentle aesthetic. The colors work beautifully together, providing a serene environment while maintaining a touch of vibrancy. Ideal for branding, nursery designs, or any creative project where a soothing touch is desired.