Here is the updated color palette based on your specified colors:

json
{
  "palette_name": "Elegant Harmony",
  "colors": [
    {
      "name": "Royal Peacock Blue",
      "hex_code": "
                            
                            #1a4c71
                        "
    },
    {
      "name": "Divine Gold",
      "hex_code": "
                            
                            #e6b422
                        "
    },
    {
      "name": "Silk White",
      "hex_code": "
                            
                            #fdfbf7
                        "
    },
    {
      "name": "Light Stone Grey",
      "hex_code": "
                            
                            #dcdcdc
                        "
    },
    {
      "name": "Fresh Lime Green",
      "hex_code": "
                            
                            #b4dd4e
                        "
    }
  ]
}

This palette combines rich and elegant colors with a fresh touch. Royal Peacock Blue and Divine Gold provide a luxurious and royal feel, while Silk White adds softness and purity. Light Stone Grey serves as a neutral balance, and Fresh Lime Green injects a vibrant and energetic element, creating a harmonious blend.

Would you like to explore specific applications for this palette or make any adjustments?