Here is a suggested color palette based on your primary colors and additional colors you requested:

json
{
  "palette_name": "Vibrant Contrast",
  "colors": [
    {
      "name": "Bright Red",
      "hex_code": "
                            
                            #D50501
                        "
    },
    {
      "name": "Sky Blue",
      "hex_code": "
                            
                            #008AC8
                        "
    },
    {
      "name": "Black",
      "hex_code": "
                            
                            #000000
                        "
    },
    {
      "name": "White",
      "hex_code": "
                            
                            #FFFFFF
                        "
    },
    {
      "name": "Gray",
      "hex_code": "
                            
                            #808080
                        "
    },
    {
      "name": "Orange",
      "hex_code": "
                            
                            #FFA500
                        "
    },
    {
      "name": "Green",
      "hex_code": "
                            
                            #008000
                        "
    },
    {
      "name": "Purple",
      "hex_code": "
                            
                            #800080
                        "
    }
  ]
}

Palette Description:

The “Vibrant Contrast” palette features a striking combination of a bright red and sky blue as primary colors, complemented by classic shades of black and white. The inclusion of gray adds neutrality, while orange, green, and purple introduce lively accents, making this palette versatile for various design applications.

What will you be using this color palette for? Any specific design ideas in mind?