Examine source code of Gruvbox Dark Yellow

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Gruvbox Dark Yellow",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(60, 56, 54)",
      "toolbar_text": "rgb(235, 219, 178)",
      "frame": "rgb(40, 40, 40)",
      "tab_background_text": "rgb(235, 219, 178)",
      "toolbar_field": "rgb(80, 73, 69)",
      "toolbar_field_text": "rgb(235, 219, 178)",
      "tab_line": "rgb(215, 153, 33)",
      "popup": "rgb(80, 73, 69)",
      "popup_text": "rgb(235, 219, 178)",
      "ntp_background": "rgb(40, 40, 40)",
      "popup_highlight_text": "rgb(249, 245, 215)",
      "popup_highlight": "rgb(181, 118, 20)",
      "sidebar_highlight_text": "rgb(251, 241, 199)",
      "sidebar_highlight": "rgb(215, 153, 33)",
      "sidebar_text": "rgb(235, 219, 178)",
      "sidebar": "rgb(40, 40, 40)",
      "toolbar_field_border_focus": "rgb(215, 153, 33)",
      "toolbar_field_highlight_text": "rgb(50, 48, 47)",
      "toolbar_field_highlight": "rgb(168, 153, 132)",
      "tab_loading": "rgb(215, 153, 33)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{cbf27cab-b882-42a7-bfa0-917cd314b624}"
    }
  }
}