Here’s a color palette designed for an Excel table that ensures readability with black text. The colors are chosen for their contrast and clarity, making them suitable for data visualization.

### Color Palette for Excel Table

1. **Sky Blue**
   - **Hex Code:** 
                            
                            #A4C8E1
                        
   - **Description:** A soft, calming blue that provides a clear background for data cells, enhancing readability without overwhelming the eyes.

2. **Pale Green**
   - **Hex Code:** 
                            
                            #B7E0B0
                        
   - **Description:** A light green color that adds a refreshing touch and works well for highlighting rows or columns while maintaining good contrast with black text.

3. **Peach**
   - **Hex Code:** 
                            
                            #F2C6A4
                        
   - **Description:** A warm peach tone that is inviting and easy on the eyes, making it perfect for summarizing sections of data without sacrificing legibility.

4. **Lavender**
   - **Hex Code:** 
                            
                            #E3D4E0
                        
   - **Description:** A gentle lavender shade that provides a subtle contrast, ideal for differentiating categories or headers in the table.

5. **Soft Yellow**
   - **Hex Code:** 
                            
                            #FCEBAE
                        
   - **Description:** A light yellow that brightens the table and draws attention without being too harsh, ensuring that the text remains readable.

6. **Cool Gray**
   - **Hex Code:** 
                            
                            #D9D9D9
                        
   - **Description:** A neutral gray that serves as a great background for sections of the table, allowing the black text to stand out clearly.

### Palette Summary
This palette features soft, pastel colors that enhance readability when paired with black text. Each color is chosen to provide enough contrast while maintaining a professional and visually appealing look, perfect for use in Excel tables.