Examine source code of Venator Security Theme

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Venator Security",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(36, 37, 40)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(184, 192, 200)",
      "toolbar_field": "rgb(29, 32, 34)",
      "toolbar_field_text": "rgb(223, 239, 255)",
      "tab_line": "rgb(255, 255, 255)",
      "popup": "rgba(19, 22, 26, 0.9)",
      "popup_text": "rgb(238, 246, 255)",
      "icons": "rgb(205, 219, 236)",
      "popup_border": "rgba(236, 242, 255, 0.75)",
      "sidebar_highlight_text": "rgb(66, 76, 93)",
      "sidebar_highlight": "rgb(192, 206, 221)",
      "sidebar_text": "rgb(239, 245, 255)",
      "sidebar": "rgb(29, 31, 36)",
      "tab_text": "rgb(237, 244, 255)",
      "toolbar_field_border_focus": "rgba(79, 87, 94, 0.5)",
      "toolbar_field_focus": "rgb(29, 32, 34)",
      "toolbar_field_highlight": "rgb(117, 117, 117)",
      "toolbar_vertical_separator": "rgb(180, 192, 214)",
      "tab_loading": "rgb(255, 255, 255)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c6bfe8be-7dcf-4506-9411-f0e176de1869}"
    }
  }
}