Here’s a more muted version of the color palette that still reflects a luxurious feel while ensuring they pass the 5:1 contrast ratio:

json
{
  "palette_name": "Muted Luxury Luncheon Elegance",
  "colors": [
    {
      "name": "Muted Teal",
      "hex_code": "
                            
                            #4B9D8E
                        "
    },
    {
      "name": "Muted Navy Blue",
      "hex_code": "
                            
                            #2C3E50
                        "
    },
    {
      "name": "Muted Cyan",
      "hex_code": "
                            
                            #008C94
                        "
    },
    {
      "name": "Muted Plum",
      "hex_code": "
                            
                            #6F2C91
                        "
    },
    {
      "name": "Muted Aqua",
      "hex_code": "
                            
                            #A4D6D4
                        "
    }
  ]
}

This muted palette maintains a sophisticated vibe while providing a softer aesthetic for your luxury luncheon.

Would you like to explore how these colors could be used in specific materials or designs for the event?