Here’s the updated palette with a matching dark yellow color added to the darker version of the vibrant color scheme:

json
{
  "palette_name": "Dark Vibrant Spectrum with Yellow",
  "colors": [
    {
      "name": "Dark Red",
      "hex_code": "
                            
                            #C62828
                        "
    },
    {
      "name": "Dark Orange",
      "hex_code": "
                            
                            #E65100
                        "
    },
    {
      "name": "Dark Green",
      "hex_code": "
                            
                            #2E7D32
                        "
    },
    {
      "name": "Dark Blue",
      "hex_code": "
                            
                            #0056B3
                        "
    },
    {
      "name": "Dark Purple",
      "hex_code": "
                            
                            #4A148C
                        "
    },
    {
      "name": "Dark Golden Yellow",
      "hex_code": "
                            
                            #BF9B30
                        "
    }
  ]
}

This palette now includes a dark golden yellow, which complements the other deep colors beautifully, adding warmth and brightness to the overall design.

Would you like to see more variations or explore another theme?