Here’s a slightly darker color palette that still retains a professional look while moving away from the lighter pastels:

json
{
  "palette_name": "Elegant Professional",
  "colors": [
    {
      "name": "Steel Blue",
      "hex_code": "
                            
                            #4A90E2
                        "
    },
    {
      "name": "Sage Green",
      "hex_code": "
                            
                            #A3C09A
                        "
    },
    {
      "name": "Goldenrod",
      "hex_code": "
                            
                            #D6B354
                        "
    },
    {
      "name": "Rosewood",
      "hex_code": "
                            
                            #D28F9E
                        "
    },
    {
      "name": "Lavender Gray",
      "hex_code": "
                            
                            #B5A8D1
                        "
    },
    {
      "name": "Terra Cotta",
      "hex_code": "
                            
                            #C97C6D
                        "
    },
    {
      "name": "Mint Green",
      "hex_code": "
                            
                            #7ED957
                        "
    },
    {
      "name": "Coral Pink",
      "hex_code": "
                            
                            #FF6F61
                        "
    }
  ]
}

This palette features richer tones while still maintaining a professional vibe, making it suitable for Excel presentations or reports.

Would you like to adjust any specific colors or need more options?