Here is a color palette inspired by a retro rainbow theme that works well against black backgrounds:

json
{
  "palette_name": "Retro Rainbow",
  "colors": [
    {
      "name": "Bright Red",
      "hex_code": "
          
          #FF3D00
       "
    },
    {
      "name": "Orange",
      "hex_code": "
          
          #FF6F00
       "
    },
    {
      "name": "Sunshine Yellow",
      "hex_code": "
          
          #FFEA00
       "
    },
    {
      "name": "Lime Green",
      "hex_code": "
          
          #76FF03
       "
    },
    {
      "name": "Electric Blue",
      "hex_code": "
          
          #00B0FF
       "
    },
    {
      "name": "Vivid Indigo",
      "hex_code": "
          
          #3D5AFE
       "
    },
    {
      "name": "Magenta",
      "hex_code": "
          
          #D5006D
       "
    },
    {
      "name": "Hot Pink",
      "hex_code": "
          
          #FF4081
       "
    }
  ]
}

This palette features vibrant colors that pop against a black background, creating a bold and energetic retro vibe.

Do you have a specific project in mind for which you’d like to use this palette?