Examine source code of Purple flash

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Purple flow",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(240, 203, 255)",
      "toolbar_text": "rgb(93, 27, 135)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(255, 187, 243)",
      "toolbar_field": "rgb(30, 0, 66)",
      "toolbar_field_text": "rgb(230, 203, 255)",
      "tab_line": "rgb(190, 0, 255)",
      "popup": "rgb(37, 0, 44)",
      "popup_text": "rgb(250, 187, 255)",
      "tab_loading": "rgb(190, 0, 255)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{d6ce7e09-08b8-4356-8058-e1c7b64b55d6}"
    }
  }
}