Examine source code of JaysPurple

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "JaysPurple",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(193, 193, 193)",
      "toolbar_text": "rgb(0, 0, 0)",
      "frame": "rgb(74, 64, 64)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(91, 83, 91)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(2, 5, 8)",
      "popup": "rgb(161, 153, 153)",
      "popup_text": "rgb(255, 255, 255)",
      "icons": "rgb(122, 127, 159)",
      "tab_loading": "rgb(2, 5, 8)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{fce024c0-20cc-4b9a-81b5-6d6c3850666b}"
    }
  }
}