### Color Palette for Professional Excel Sheet

#### Palette Name: **Corporate Elegance**

1. **Deep Navy**
   - **Hex Code:** 
                            
                            #003B5C
                        
   - **Description:** A dark and sophisticated blue that exudes professionalism and stability. Ideal for headers and key data points.

2. **Sky Blue**
   - **Hex Code:** 
                            
                            #A8DADC
                        
   - **Description:** A soft and calming light blue that complements Deep Navy well. Perfect for background elements or secondary information.

3. **Charcoal Grey**
   - **Hex Code:** 
                            
                            #4B4E6D
                        
   - **Description:** A neutral and versatile grey that adds depth without overwhelming the design. Suitable for text and grid lines.

4. **Light Grey**
   - **Hex Code:** 
                            
                            #F1F1F1
                        
   - **Description:** A clean and bright grey that provides a fresh contrast against darker colors. Great for cell backgrounds and borders.

5. **Emerald Green**
   - **Hex Code:** 
                            
                            #007F5C
                        
   - **Description:** A vibrant green that symbolizes growth and prosperity. Can be used to highlight key metrics or important notes.

6. **Golden Yellow**
   - **Hex Code:** 
                            
                            #FFC300
                        
   - **Description:** A warm and inviting yellow that draws attention without being overly flashy. Ideal for callouts or emphasis on critical information.

#### Summary:
This color palette combines deep, professional tones with lighter, soothing shades to create a visually appealing and functional Excel sheet. The use of contrasting colors allows for easy readability while maintaining a polished and corporate aesthetic.