Color Palette for Excel Spreadsheet:

1. Light Blue
   - Hex Code: 
                            
                            #ADD8E6
                        
   - Description: A soothing and professional light blue for headers and titles.

2. Dark Blue
   - Hex Code: 
                            
                            #00008B
                        
   - Description: A deep navy blue for accentuating important data.

3. Green
   - Hex Code: 
                            
                            #008000
                        
   - Description: A vibrant green for highlighting key information.

4. Red
   - Hex Code: 
                            
                            #FF0000
                        
   - Description: A bold red for indicating errors or warnings.

5. Orange
   - Hex Code: 
                            
                            #FFA500
                        
   - Description: A warm orange for call-to-action buttons or important notes.

6. Yellow
   - Hex Code: 
                            
                            #FFFF00
                        
   - Description: A bright yellow for highlighting deadlines or urgent tasks.

7. Purple
   - Hex Code: 
                            
                            #800080
                        
   - Description: A regal purple for categorizing data or sections.

8. Pink
   - Hex Code: 
                            
                            #FFC0CB
                        
   - Description: A soft pink for adding a touch of femininity or highlighting special events.

9. Gray
   - Hex Code: 
                            
                            #808080
                        
   - Description: A neutral gray for borders or dividing sections.

10. Teal
    - Hex Code: 
                            
                            #008080
                        
    - Description: A refreshing teal for adding a pop of color to your spreadsheet.

11. Lavender
    - Hex Code: 
                            
                            #E6E6FA
                        
    - Description: A delicate lavender for creating a calming atmosphere.

12. Maroon
    - Hex Code: 
                            
                            #800000
                        
    - Description: A rich maroon for emphasizing important data points.

This color palette provides a diverse range of colors for organizing and highlighting information in your Excel spreadsheet effectively.