Examine source code of Frontend Delight

{
  "manifest_version": 2,
  "version": "1.2",
  "name": "Frontend Delight",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(27, 28, 29)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(173, 173, 173)",
      "toolbar_field": "rgb(51, 51, 51)",
      "toolbar_field_text": "rgb(173, 173, 173)",
      "tab_line": "rgb(248, 81, 27)",
      "popup": "rgb(27, 28, 29)",
      "popup_text": "rgb(173, 173, 173)",
      "button_background_active": "rgba(55, 55, 55, 0.76)",
      "button_background_hover": "rgb(32, 33, 34)",
      "frame_inactive": "rgb(36, 36, 36)",
      "icons_attention": "rgba(248, 81, 27, 0.76)",
      "icons": "rgb(173, 173, 173)",
      "ntp_background": "rgb(27, 28, 29)",
      "ntp_text": "rgb(173, 173, 173)",
      "popup_border": "rgba(55, 55, 55, 0.76)",
      "popup_highlight_text": "rgb(255, 255, 255)",
      "toolbar_field_border_focus": "rgba(248, 81, 27, 0.76)",
      "tab_loading": "rgb(248, 81, 27)"
    }
  }
}