Here is the updated pastel color palette for your fitness app, keeping the overall theme in mind while softening the colors:

json
{
  "palette_name": "Pastel Fitness App",
  "colors": [
    {
      "name": "Pastel Energy Red",
      "hex_code": "
          
          #FF6F61
       "
    },
    {
      "name": "Pastel Fresh Green",
      "hex_code": "
          
          #A8E6CF
       "
    },
    {
      "name": "Pastel Strong Blue",
      "hex_code": "
          
          #A4C8E1
       "
    },
    {
      "name": "Pastel Active Orange",
      "hex_code": "
          
          #FFB74D
       "
    },
    {
      "name": "Pastel Balance Grey",
      "hex_code": "
          
          #D7D7D7
       "
    }
  ]
}

This palette maintains the energy and vibrancy of the original while introducing softer, pastel variations that create a more inviting and calming user experience. Would you like any additional adjustments or suggestions for your fitness app design?