Here is a color palette with 14 colors inspired by the AutoCAD ACI, excluding black, white, and gray:

json
{
  "palette_name": "Extended AutoCAD ACI Palette",
  "colors": [
    {
      "name": "Red",
      "hex_code": "
                            
                            #FF0000
                        "
    },
    {
      "name": "Green",
      "hex_code": "
                            
                            #00FF00
                        "
    },
    {
      "name": "Blue",
      "hex_code": "
                            
                            #0000FF
                        "
    },
    {
      "name": "Cyan",
      "hex_code": "
                            
                            #00FFFF
                        "
    },
    {
      "name": "Magenta",
      "hex_code": "
                            
                            #FF00FF
                        "
    },
    {
      "name": "Yellow",
      "hex_code": "
                            
                            #FFFF00
                        "
    },
    {
      "name": "Orange",
      "hex_code": "
                            
                            #FFA500
                        "
    },
    {
      "name": "Purple",
      "hex_code": "
                            
                            #800080
                        "
    },
    {
      "name": "Brown",
      "hex_code": "
                            
                            #A52A2A
                        "
    },
    {
      "name": "Light Red",
      "hex_code": "
                            
                            #FF6347
                        "
    },
    {
      "name": "Light Green",
      "hex_code": "
                            
                            #90EE90
                        "
    },
    {
      "name": "Sky Blue",
      "hex_code": "
                            
                            #87CEEB
                        "
    },
    {
      "name": "Turquoise",
      "hex_code": "
                            
                            #40E0D0
                        "
    },
    {
      "name": "Gold",
      "hex_code": "
                            
                            #FFD700
                        "
    }
  ]
}

This palette, named “Extended AutoCAD ACI Palette,” includes a variety of vibrant colors that are commonly used in design, providing a broader selection while excluding black, white, and gray.

Do you have any specific applications in mind for this palette?