Examine source code of Modern Light

{
  "manifest_version": 2,
  "version": "2.0",
  "name": "Modern Light",
  "theme": {
    "colors": {
      "toolbar": "rgb(242,242,242)",
      "toolbar_field": "rgb(221,221,221)",
      "toolbar_field_text": "#212121",
      "toolbar_field_border": "rgb(221,221,221)",
      "toolbar_field_border_focus": "rgb(221,221,221)",
      "toolbar_top_separator": "rgb(242,242,242)",
      "toolbar_bottom_separator": "rgb(242,242,242)",
      "toolbar_vertical_separator": "rgb(99,99,99)",
      "tab_line": "rgb(242,242,242)",
      "tab_loading": "rgb(35,153,255)",
      "tab_background_separator": "rgb(99,99,99)",
      "ntp_background": "rgb(242,242,242)",
      "ntp_text": "#212121",
      "icons": "#212121",
      "icons_attention": "rgb(35,153,255)",
      "button_background_hover": "rgb(211,211,211)",
      "button_background_active": "rgb(221,221,221)",
      "popup": "rgb(221,221,221)",
      "popup_border": "rgb(221,221,221)",
      "popup_text": "#212121",
      "popup_highlight": "rgb(35,153,255)",
      "popup_highlight_text": "white",
      "sidebar": "rgb(242,242,242)",
      "sidebar_border": "rgb(242,242,242)",
      "sidebar_text": "#212121",
      "sidebar_highlight": "rgb(221,221,221)",
      "sidebar_highlight_text": "#212121",
      "bookmark_text": "#212121",
      "frame": "rgb(221,221,221)",
      "tab_background_text": "#212121"
    }
  }
}