Examine source code of Brown cocolad

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Brown cocolad",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(51, 38, 1)",
      "toolbar_text": "rgb(3, 191, 251)",
      "frame": "rgb(51, 38, 1)",
      "tab_background_text": "rgb(173, 131, 2)",
      "toolbar_field": "rgb(11, 29, 33)",
      "toolbar_field_text": "rgb(247, 247, 252)",
      "tab_line": "rgb(24, 226, 6)",
      "popup": "rgb(60, 45, 1)",
      "popup_text": "rgb(3, 191, 251)",
      "button_background_active": "rgb(173, 131, 2)",
      "button_background_hover": "rgb(28, 71, 24)",
      "frame_inactive": "rgb(177, 21, 3)",
      "icons_attention": "rgb(24, 226, 6)",
      "icons": "rgb(255, 193, 2)",
      "popup_border": "rgb(255, 193, 2)",
      "tab_selected": "rgb(6, 67, 1)",
      "tab_text": "rgb(3, 191, 251)",
      "toolbar_field_border_focus": "rgb(3, 191, 251)",
      "toolbar_top_separator": "rgb(173, 129, 3)",
      "tab_loading": "rgb(24, 226, 6)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{e0def7f7-2b63-452c-9362-b6daac7d9fa9}"
    }
  }
}