Based on your request for a high contrast color palette featuring blue-green and white, here’s a color palette that fits your description:

json
{
  "palette_name": "Blue-Green and White High Contrast",
  "colors": [
    {
      "name": "Blue-Green",
      "hex_code": "
          
          #009B77
       "
    },
    {
      "name": "White",
      "hex_code": "
          
          #FFFFFF
       "
    }
  ]
}

This palette combines the refreshing tone of blue-green with the clean brightness of white, offering a striking high contrast that can be used effectively in various designs.

Would you like to explore more colors or perhaps specific shades of blue-green?