Here is the updated color palette using hex codes for a smoother transition between the colors:

json
{
  "palette_name": "Smooth Hex Transition",
  "colors": [
    {
      "name": "Color 1",
      "hex_code": "
                            
                            #9370DB
                        "
    },
    {
      "name": "Color 2",
      "hex_code": "
                            
                            #A06EB4
                        "
    },
    {
      "name": "Color 3",
      "hex_code": "
                            
                            #9966CC
                        "
    },
    {
      "name": "Color 4",
      "hex_code": "
                            
                            #8B5BAF
                        "
    },
    {
      "name": "Color 5",
      "hex_code": "
                            
                            #663399
                        "
    }
  ]
}

In this palette, the colors are adjusted for a smoother transition using only hex codes, providing a more cohesive gradient effect.

Would you like to make any further changes or explore how to use this palette?