Color Palette:

1. Color Name: Ocean Blue
   Hex Code: 
                            
                            #2E86AB
                        
   Description: A calming and cool blue shade reminiscent of the ocean.

2. Color Name: Mint Green
   Hex Code: 
                            
                            #8BD8BD
                        
   Description: A refreshing and soothing green shade like fresh mint leaves.

3. Color Name: Sunshine Yellow
   Hex Code: 
                            
                            #FFD166
                        
   Description: A cheerful and bright yellow shade that brings warmth and energy.

4. Color Name: Peachy Pink
   Hex Code: 
                            
                            #F4A261
                        
   Description: A soft and delicate pink shade with hints of peach, adding a touch of sweetness.

These 4 colors create a harmonious color palette that will be visually appealing and easy to use in an Excel sheet for everyone.