Here’s a vibrant 13-color palette designed with high contrast differences to ensure each color stands out distinctly:

json
{
  "palette_name": "High Contrast Spectrum",
  "colors": [
    {
      "name": "Crimson Red",
      "hex_code": "
                            
                            #DC143C
                        "
    },
    {
      "name": "Deep Sky Blue",
      "hex_code": "
                            
                            #00BFFF
                        "
    },
    {
      "name": "Lime Green",
      "hex_code": "
                            
                            #32CD32
                        "
    },
    {
      "name": "Gold",
      "hex_code": "
                            
                            #FFD700
                        "
    },
    {
      "name": "Medium Violet Red",
      "hex_code": "
                            
                            #C71585
                        "
    },
    {
      "name": "Dark Turquoise",
      "hex_code": "
                            
                            #00CED1
                        "
    },
    {
      "name": "Orange",
      "hex_code": "
                            
                            #FFA500
                        "
    },
    {
      "name": "Slate Blue",
      "hex_code": "
                            
                            #6A5ACD
                        "
    },
    {
      "name": "Forest Green",
      "hex_code": "
                            
                            #228B22
                        "
    },
    {
      "name": "Tomato",
      "hex_code": "
                            
                            #FF6347
                        "
    },
    {
      "name": "Medium Orchid",
      "hex_code": "
                            
                            #BA55D3
                        "
    },
    {
      "name": "Dark Goldenrod",
      "hex_code": "
                            
                            #B8860B
                        "
    },
    {
      "name": "Steel Blue",
      "hex_code": "
                            
                            #4682B4
                        "
    }
  ]
}

This color palette includes a variety of hues ranging from warm reds and oranges to cool blues and greens, providing a strong contrast between colors.

What kind of project do you have in mind for this color palette?