Here’s an updated color palette that maintains the pastel light theme while incorporating your requested changes. The new palette includes seven colors, keeping the original colors and adding a few more to fit your criteria.

json
{
  "palette_name": "Updated Pastel Light Colors for Excel",
  "colors": [
    {
      "name": "Soft Blue",
      "hex_code": "
          
          #7FB3D5
       "
    },
    {
      "name": "Light Sky Blue",
      "hex_code": "
          
          #A6C8E0
       "
    },
    {
      "name": "Mint Green",
      "hex_code": "
          
          #4DD6B9
       "
    },
    {
      "name": "Pale Green",
      "hex_code": "
          
          #B8EBC8
       "
    },
    {
      "name": "Light Yellow",
      "hex_code": "
          
          #E5C200
       "
    },
    {
      "name": "Peach",
      "hex_code": "
          
          #F1A100
       "
    },
    {
      "name": "Light Coral",
      "hex_code": "
          
          #F76A6A
       "
    }
  ]
}

This updated palette keeps the overall pastel light theme, adding Light Sky Blue and Pale Green to enhance the variety while ensuring all the colors work harmoniously together. Would you like to make any further adjustments or additions?