Here is a color palette based on your query with green, blue, and white:

json
{
  "palette_name": "Green, Blue, and White",
  "colors": [
    {
      "name": "Green",
      "hex_code": "
                            
                            #4CAF50
                        "
    },
    {
      "name": "Blue",
      "hex_code": "
                            
                            #2196F3
                        "
    },
    {
      "name": "White",
      "hex_code": "
                            
                            #FFFFFF
                        "
    }
  ]
}

This palette features a vibrant green, a bright blue, and a clean white, which work well together for a fresh and modern look.

Would you like to explore different shades or perhaps add another color to this palette?