Certainly! Here’s the updated color palette with Slate Gray replaced by a new color:

json
{
  "palette_name": "Distinctive Colors with Blue Variants",
  "colors": [
    {
      "name": "Crimson Red",
      "hex_code": "
                            
                            #DC143C
                        "
    },
    {
      "name": "Golden Yellow",
      "hex_code": "
                            
                            #FFD700
                        "
    },
    {
      "name": "Emerald Green",
      "hex_code": "
                            
                            #50C878
                        "
    },
    {
      "name": "Violet Purple",
      "hex_code": "
                            
                            #8A2BE2
                        "
    },
    {
      "name": "Orange",
      "hex_code": "
                            
                            #FFA500
                        "
    },
    {
      "name": "Turquoise",
      "hex_code": "
                            
                            #40E0D0
                        "
    },
    {
      "name": "Maroon",
      "hex_code": "
                            
                            #800000
                        "
    },
    {
      "name": "Sky Blue",
      "hex_code": "
                            
                            #87CEEB
                        "
    },
    {
      "name": "Royal Blue",
      "hex_code": "
                            
                            #4169E1
                        "
    },
    {
      "name": "Navy Blue",
      "hex_code": "
                            
                            #000080
                        "
    }
  ]
}

In this updated palette, Slate Gray has been replaced with Turquoise for a more vibrant touch.

Would you like to make any more changes or use this palette for a specific purpose?