Here is a vibrant 1970s rainbow color palette designed to stand out against a solid black background:

json
{
  "palette_name": "1970s Rainbow",
  "colors": [
    {
      "name": "Vibrant Red",
      "hex_code": "
          
          #FF3B30
       "
    },
    {
      "name": "Bright Orange",
      "hex_code": "
          
          #FF9500
       "
    },
    {
      "name": "Sunshine Yellow",
      "hex_code": "
          
          #FFCC00
       "
    },
    {
      "name": "Grass Green",
      "hex_code": "
          
          #4CD964
       "
    },
    {
      "name": "Sky Blue",
      "hex_code": "
          
          #5AC8FA
       "
    },
    {
      "name": "Deep Blue",
      "hex_code": "
          
          #007AFF
       "
    },
    {
      "name": "Vibrant Purple",
      "hex_code": "
          
          #A100FF
       "
    },
    {
      "name": "Hot Pink",
      "hex_code": "
          
          #FF2D55
       "
    }
  ]
}

This palette captures the lively and bold colors characteristic of the 1970s, perfect for creating a cheerful and retro aesthetic.

Do you have a specific project in mind for this palette, or would you like more suggestions or variations?