Based on your primary color #f7f8ff , here is an interesting color palette:

json
{
  "palette_name": "Soft Serenity",
  "colors": [
    {
      "name": "Soft Lavender",
      "hex_code": "
                            
                            #e1d7f4
                        "
    },
    {
      "name": "Pale Sky Blue",
      "hex_code": "
                            
                            #b3d1ff
                        "
    },
    {
      "name": "Gentle Mint",
      "hex_code": "
                            
                            #b7f4e0
                        "
    },
    {
      "name": "Creamy Peach",
      "hex_code": "
                            
                            #ffebd2
                        "
    },
    {
      "name": "Warm Gray",
      "hex_code": "
                            
                            #d3d3d3
                        "
    }
  ]
}

This palette combines soft and serene hues that harmonize well with your primary color, creating a calming and inviting atmosphere. Would you like to explore more colors or perhaps specific uses for this palette?