Examine source code of Deep Purple Theme

{
  "manifest_version": 2,
  "version": "1.1",
  "name": "Deep Purple Theme",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(50, 63, 166)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(26, 26, 81)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(37, 51, 126)",
      "toolbar_field_text": "rgb(244, 240, 239)",
      "tab_line": "rgba(244, 240, 239, 0.5)",
      "popup": "rgba(50, 63, 166)",
      "popup_text": "rgb(255, 255, 255)",
      "ntp_background": "rgb(34, 34, 125)",
      "toolbar_field_border_focus": "rgba(99, 157, 223, 0.95)",
      "toolbar_field_focus": "rgb(43, 43, 43)",
      "toolbar_field_highlight": "rgba(99, 157, 223, 0.95)",
      "tab_loading": "rgba(244, 240, 239, 0.5)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{114ce76e-8bd7-45e8-8cec-41eb14cfe375}"
    }
  }
}