Examine source code of Blue Pirates

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Blue Pirates",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(17, 37, 70)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(11, 23, 44)",
      "tab_background_text": "rgb(215, 226, 239)",
      "toolbar_field": "rgb(54, 58, 89)",
      "toolbar_field_text": "rgb(215, 226, 239)",
      "tab_line": "rgb(254, 194, 96)",
      "popup": "rgb(17, 37, 70)",
      "popup_text": "rgb(215, 226, 239)",
      "tab_loading": "rgb(254, 194, 96)",
      "toolbar_bottom_separator": "rgb(17, 37, 70)",
      "toolbar_field_border": "rgba(17, 37, 70, 0)",
      "toolbar_field_focus": "rgb(17, 37, 70)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{46f8143f-ae74-46e1-994d-c161a28a9965}"
    }
  }
}