Here is a color palette inspired by the 1970s rainbow theme, designed to work well on a black background.

json
{
  "palette_name": "1970s Rainbow",
  "colors": [
    {
      "name": "Vibrant Red",
      "hex_code": "
          
          #FF4C4C
       "
    },
    {
      "name": "Sunshine Orange",
      "hex_code": "
          
          #FF8A00
       "
    },
    {
      "name": "Bright Yellow",
      "hex_code": "
          
          #FFEA00
       "
    },
    {
      "name": "Lime Green",
      "hex_code": "
          
          #A8E000
       "
    },
    {
      "name": "Sky Blue",
      "hex_code": "
          
          #00BFFF
       "
    },
    {
      "name": "Electric Blue",
      "hex_code": "
          
          #0055FF
       "
    },
    {
      "name": "Violet Purple",
      "hex_code": "
          
          #A700FF
       "
    },
    {
      "name": "Hot Pink",
      "hex_code": "
          
          #FF0088
       "
    }
  ]
}

This palette captures the vibrant and bold spirit of the 1970s rainbow aesthetic, with rich colors that pop against a black background.

What kind of project are you planning to use this palette for?