Here's a color palette based on the query for dark blue and gold, featuring 12 colors:

### Color Palette: "Midnight Gold"

1. **Midnight Blue**
   - **Hex Code:** 
          
          #003366
       
   - **Description:** A deep, rich blue that evokes the calmness of a night sky.

2. **Royal Blue**
   - **Hex Code:** 
          
          #0056A6
       
   - **Description:** A vibrant blue that adds a touch of elegance, reminiscent of royalty.

3. **Sky Blue**
   - **Hex Code:** 
          
          #87CEEB
       
   - **Description:** A lighter blue that brings freshness and brightness to the palette.

4. **Golden Yellow**
   - **Hex Code:** 
          
          #FFD700
       
   - **Description:** A classic, vibrant gold that radiates warmth and luxury.

5. **Metallic Gold**
   - **Hex Code:** 
          
          #D4AF37
       
   - **Description:** A rich, metallic gold that adds depth and sophistication.

6. **Navy Blue**
   - **Hex Code:** 
          
          #001F3F
       
   - **Description:** A dark, understated blue that provides a strong foundation for contrast.

7. **Turquoise Blue**
   - **Hex Code:** 
          
          #40E0D0
       
   - **Description:** A bright and cheerful blue that complements the dark tones beautifully.

8. **Sand**
   - **Hex Code:** 
          
          #F4C2A4
       
   - **Description:** A warm, soft color that balances the richness of blue and gold.

9. **Champagne Gold**
   - **Hex Code:** 
          
          #F7E7CE
       
   - **Description:** A light, subtle gold that adds a touch of elegance without overwhelming.

10. **Steel Blue**
    - **Hex Code:** 
          
          #4682B4
       
    - **Description:** A muted blue that offers a modern, industrial feel.

11. **Amber**
    - **Hex Code:** 
          
          #FFBF00
       
    - **Description:** A warm, golden hue that provides a beautiful contrast to darker shades.

12. **Deep Sea Blue**
    - **Hex Code:** 
          
          #002B5C
       
    - **Description:** A very dark blue that can serve as a grounding color in designs.

### Palette Description:
"Midnight Gold" combines the depth of dark blues with the brilliance of gold, creating a harmonious blend that conveys sophistication and luxury. This palette is perfect for elegant branding, high-end events, and artistic projects that aim to evoke feelings of richness and tranquility. The interplay of light and dark shades offers versatility, making it suitable for various design applications.