Here’s an updated color palette with a darker purple and the addition of a green color for your luxury nonprofit luncheon event:

json
{
  "palette_name": "Regal Luncheon",
  "colors": [
    {
      "name": "Deep Purple",
      "hex_code": "
                            
                            #3E1A47
                        "
    },
    {
      "name": "Gold",
      "hex_code": "
                            
                            #D4AF37
                        "
    },
    {
      "name": "Cream",
      "hex_code": "
                            
                            #F5F5DC
                        "
    },
    {
      "name": "Charcoal Gray",
      "hex_code": "
                            
                            #333333
                        "
    },
    {
      "name": "Emerald Green",
      "hex_code": "
                            
                            #50C878
                        "
    }
  ]
}

This palette features a deeper purple, which adds a more luxurious feel, complemented by a vibrant emerald green that enhances the overall elegance of the event.

Would you like to discuss any specific design elements or themes for the luncheon event?