Here is a color palette derived from the provided colors:

json
{
  "palette_name": "Cool Blue Tones",
  "colors": [
    {
      "name": "Sky Blue",
      "hex_code": "
          
          #60C0F0
       "
    },
    {
      "name": "Royal Blue",
      "hex_code": "
          
          #3060F0
       "
    },
    {
      "name": "Lavender Blue",
      "hex_code": "
          
          #C0C0F0
       "
    },
    {
      "name": "Light Gray",
      "hex_code": "
          
          #F0F0F0
       "
    },
    {
      "name": "Periwinkle",
      "hex_code": "
          
          #9090F0
       "
    }
  ]
}

This palette, “Cool Blue Tones,” features a range of blue shades complemented by a light gray. It creates a serene and calming atmosphere, perfect for projects that aim to evoke tranquility and freshness.

Do you have any specific project in mind for this color palette, or would you like any additional colors or variations?