Here is the updated color palette with deep yellow and deep orange removed, and pale yellow and pale orange added:

{
  "palette_name": "Earthy Warmth with Light Accents",
  "colors": [
    {
      "name": "Warm Beige",
      "hex_code": "
                            
                            #E6D5C3
                        "
    },
    {
      "name": "Cocoa Brown",
      "hex_code": "
                            
                            #8B5E3C
                        "
    },
    {
      "name": "Sage Green",
      "hex_code": "
                            
                            #A6B17E
                        "
    },
    {
      "name": "Emerald Green",
      "hex_code": "
                            
                            #137A5F
                        "
    },
    {
      "name": "Berry Pink",
      "hex_code": "
                            
                            #D6396D
                        "
    },
    {
      "name": "Dusty Rose",
      "hex_code": "
                            
                            #D8A39E
                        "
    },
    {
      "name": "Pale Yellow",
      "hex_code": "
                            
                            #F7E5A4
                        "
    },
    {
      "name": "Pale Orange",
      "hex_code": "
                            
                            #FFDAB9
                        "
    }
  ]
}

This palette now features pale yellow and pale orange, adding soft, light accents to the warm earth tones. If you have any more changes or need further assistance, feel free to let me know!