Here is a vibrant rainbow color palette that can represent years in Excel. This palette features the classic colors of the rainbow, providing a visually appealing and distinct look.

json
{
  "palette_name": "Rainbow Years in Excel",
  "colors": [
    {
      "name": "Red",
      "hex_code": "
                            
                            #FF0000
                        "
    },
    {
      "name": "Orange",
      "hex_code": "
                            
                            #FF7F00
                        "
    },
    {
      "name": "Yellow",
      "hex_code": "
                            
                            #FFFF00
                        "
    },
    {
      "name": "Green",
      "hex_code": "
                            
                            #00FF00
                        "
    },
    {
      "name": "Blue",
      "hex_code": "
                            
                            #0000FF
                        "
    },
    {
      "name": "Indigo",
      "hex_code": "
                            
                            #4B0082
                        "
    },
    {
      "name": "Violet",
      "hex_code": "
                            
                            #9400D3
                        "
    },
    {
      "name": "Pink",
      "hex_code": "
                            
                            #FF1493
                        "
    },
    {
      "name": "Teal",
      "hex_code": "
                            
                            #008080
                        "
    },
    {
      "name": "Lavender",
      "hex_code": "
                            
                            #E6E6FA
                        "
    }
  ]
}

This rainbow palette allows for a colorful and cheerful representation of each year in your Excel sheets. Would you like to modify any of the colors or add any additional colors to this palette?