Here’s an updated color palette based on your request to increase contrast while maintaining the overall theme of pastel light colors without purples or pinks:

• Soft Blue: Adjusted to a slightly darker tone for better contrast - #7FB3D5
• Mint Green: Changed to a more vivid mint - #4DD6B9
• Light Yellow: Enhanced to a richer yellow - #E5C200
• Peach: Updated to a brighter peach shade - #F1A100
• Light Coral: Opted for a more vibrant coral - #F76A6A

Here’s the JSON representation of the updated color palette:

json
{
  "palette_name": "Updated Pastel Light Colors for Excel",
  "colors": [
    {
      "name": "Soft Blue",
      "hex_code": "
                            
                            #7FB3D5
                        "
    },
    {
      "name": "Mint Green",
      "hex_code": "
                            
                            #4DD6B9
                        "
    },
    {
      "name": "Light Yellow",
      "hex_code": "
                            
                            #E5C200
                        "
    },
    {
      "name": "Peach",
      "hex_code": "
                            
                            #F1A100
                        "
    },
    {
      "name": "Light Coral",
      "hex_code": "
                            
                            #F76A6A
                        "
    }
  ]
}

This palette maintains a pastel theme while incorporating more contrasting colors to enhance visibility and appeal. Would you like to explore any additional color options or adjustments?