Here is the updated 13-color palette with Fuchsia removed and replaced with another contrasting color:

json
{
  "palette_name": "High Contrast Spectrum - Further Revised",
  "colors": [
    {
      "name": "Crimson Red",
      "hex_code": "
                            
                            #DC143C
                        "
    },
    {
      "name": "Deep Sky Blue",
      "hex_code": "
                            
                            #00BFFF
                        "
    },
    {
      "name": "Lime Green",
      "hex_code": "
                            
                            #32CD32
                        "
    },
    {
      "name": "Golden Yellow",
      "hex_code": "
                            
                            #FFD700
                        "
    },
    {
      "name": "Royal Purple",
      "hex_code": "
                            
                            #7851A9
                        "
    },
    {
      "name": "Coral Orange",
      "hex_code": "
                            
                            #FF7F50
                        "
    },
    {
      "name": "Slate Gray",
      "hex_code": "
                            
                            #708090
                        "
    },
    {
      "name": "Vivid Teal",
      "hex_code": "
                            
                            #008080
                        "
    },
    {
      "name": "Turquoise",
      "hex_code": "
                            
                            #40E0D0
                        "
    },
    {
      "name": "Electric Lime",
      "hex_code": "
                            
                            #CCFF00
                        "
    },
    {
      "name": "Burnt Orange",
      "hex_code": "
                            
                            #CC5500
                        "
    },
    {
      "name": "Chocolate Brown",
      "hex_code": "
                            
                            #D2691E
                        "
    },
    {
      "name": "Light Coral",
      "hex_code": "
                            
                            #F08080
                        "
    }
  ]
}

In this version, Fuchsia has been replaced with Burnt Orange, ensuring the palette retains its vibrant and contrasting qualities. Would you like to make any more modifications or discuss how to use this palette?