Color Palette for Excel:

1. Cobalt Blue
   - Hex Code: 
                            
                            #0047ab
                        
   - A deep and vibrant blue, perfect for highlighting important data in Excel.

2. Emerald Green
   - Hex Code: 
                            
                            #50c878
                        
   - A rich and refreshing green, ideal for emphasizing key information in Excel spreadsheets.

3. Goldenrod Yellow
   - Hex Code: 
                            
                            #d4af37
                        
   - A warm and inviting yellow, great for bringing attention to numerical data in Excel.

4. Ruby Red
   - Hex Code: 
                            
                            #e0115f
                        
   - A bold and striking red, excellent for indicating errors or warnings in Excel cells.

5. Amethyst Purple
   - Hex Code: 
                            
                            #9966cc
                        
   - A royal and elegant purple, suitable for categorizing data or adding a touch of sophistication in Excel.

6. Silver Gray
   - Hex Code: 
                            
                            #c0c0c0
                        
   - A sleek and professional gray, perfect for creating a modern and clean look in Excel spreadsheets.