Sure! Here’s another color palette that includes your specified color #4F81BD along with three other colors suitable for Excel column headings.

json
{
  "palette_name": "Excel Column Headings 2.0",
  "colors": [
    {
      "name": "Steel Blue",
      "hex_code": "
          
          #4F81BD
       "
    },
    {
      "name": "Goldenrod",
      "hex_code": "
          
          #DAA520
       "
    },
    {
      "name": "Slate Gray",
      "hex_code": "
          
          #708090
       "
    },
    {
      "name": "Coral",
      "hex_code": "
          
          #FF7F50
       "
    }
  ]
}

In this palette, the Steel Blue remains as the primary color, complemented by a warm Goldenrod for contrast, a neutral Slate Gray for balance, and a vibrant Coral to draw attention where needed.

Would you like to see any specific adjustments or try a different approach?