Examine source code of Ultra Violet (Chrome)

{
  "manifest_version": 2,
  "version": "1.0.1",
  "name": "Ultra Violet (Chrome)",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(95, 75, 139)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(69, 50, 110)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(75, 62, 107)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(95, 75, 139)",
      "popup": "rgb(95, 75, 139)",
      "popup_text": "rgb(255, 255, 255)",
      "icons": "rgb(217, 153, 233)",
      "ntp_background": "rgb(95, 75, 139)",
      "ntp_text": "rgb(255, 255, 255)",
      "tab_loading": "rgb(95, 75, 139)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c2ff87d4-ebd1-449f-bb63-b5c21cd8f611}"
    }
  }
}