Examine source code of Dark Red

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "DarkRed",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(34, 0, 1)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(255, 0, 0)",
      "toolbar_field": "rgb(23, 0, 0)",
      "toolbar_field_text": "rgb(255, 0, 0)",
      "tab_line": "rgb(255, 0, 3)",
      "popup": "rgb(23, 0, 0)",
      "popup_text": "rgb(255, 0, 0)",
      "ntp_background": "rgb(40, 0, 1)",
      "popup_border": "rgb(255, 0, 0)",
      "tab_selected": "rgb(67, 0, 0)",
      "toolbar_field_highlight": "rgb(202, 23, 46)",
      "tab_loading": "rgb(255, 0, 3)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{10725ae0-d575-42c5-af47-83b840fce678}"
    }
  }
}