Here’s a color palette designed specifically for an Excel data sheet, ensuring clarity, readability, and a professional look. This palette includes six colors that can be used for data visualization, highlighting, and organization within your spreadsheets.

### Excel Data Sheet Color Palette

1. **Sky Blue**
   - **Hex Code:** 
                            
                            #87CEEB
                        
   - **Description:** A soft and calming blue that is easy on the eyes, perfect for headings and important data points.

2. **Light Coral**
   - **Hex Code:** 
                            
                            #F08080
                        
   - **Description:** A warm, inviting coral shade ideal for highlighting critical alerts or important notes in your data.

3. **Lemon Chiffon**
   - **Hex Code:** 
                            
                            #FFFACD
                        
   - **Description:** A light, cheerful yellow that can be used for background shading to draw attention to sections without overwhelming the viewer.

4. **Pale Green**
   - **Hex Code:** 
                            
                            #98FB98
                        
   - **Description:** A refreshing green that works well for indicating positive growth or data trends, suitable for financial or performance metrics.

5. **Light Steel Blue**
   - **Hex Code:** 
                            
                            #B0C4DE
                        
   - **Description:** A subtle blue-gray that provides a neutral background for data cells, ensuring that text remains legible and accessible.

6. **Peach Puff**
   - **Hex Code:** 
                            
                            #FFDAB9
                        
   - **Description:** A soft peach tone that can be used for alternate row shading in tables, helping to improve readability while adding a touch of warmth.

### Summary
This palette is designed to enhance the usability of your Excel data sheets by providing distinct colors that can be used for headings, highlights, backgrounds, and data trends. The colors are chosen to ensure a professional appearance while maintaining clarity and legibility.