Examine source code of dark cozy magenta

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "dark cozy magenta",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-011-d53e0d0d1538ed554a90e056a2f04eca.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(3, 5, 13)",
      "toolbar_text": "rgb(227, 0, 255)",
      "frame": "rgb(15, 5, 30)",
      "tab_background_text": "rgb(234, 0, 255)",
      "toolbar_field": "rgb(22, 6, 41)",
      "toolbar_field_text": "rgb(227, 0, 255)",
      "tab_line": "rgb(127, 8, 178)",
      "popup": "rgb(18, 3, 34)",
      "popup_text": "rgb(227, 0, 255)",
      "tab_background_separator": "rgb(0, 0, 0)",
      "tab_selected": "rgb(48, 1, 71)",
      "tab_text": "rgb(247, 121, 255)",
      "tab_loading": "rgb(127, 8, 178)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{d89067e3-794f-4af8-a268-da55b3dfa289}"
    }
  }
}