Here is a color palette based on your query:

json
{
  "palette_name": "Vibrant Harmony",
  "colors": [
    {
      "name": "Dark Blue",
      "hex_code": "
                            
                            #003366
                        "
    },
    {
      "name": "Pink",
      "hex_code": "
                            
                            #FFC0CB
                        "
    },
    {
      "name": "Green",
      "hex_code": "
                            
                            #228B22
                        "
    },
    {
      "name": "Creme",
      "hex_code": "
                            
                            #FFFDD0
                        "
    }
  ]
}

Palette Description: The “Vibrant Harmony” palette features a rich dark blue that provides a strong foundation, complemented by a soft pink for warmth, a vibrant green for a touch of nature, and a delicate creme that adds a light and airy feel.

Would you like to explore more color combinations or get suggestions for how to use this palette?