Examine source code of Dark Gray 1

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Dark Gray 1",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(35, 35, 35)",
      "toolbar_text": "rgb(214, 214, 214)",
      "frame": "rgb(19, 19, 19)",
      "tab_background_text": "rgb(149, 149, 149)",
      "toolbar_field": "rgb(20, 20, 20)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgba(255, 255, 255, 0)",
      "popup": "rgb(35, 35, 35)",
      "popup_text": "rgb(189, 189, 189)",
      "tab_selected": "rgb(35, 35, 35)",
      "tab_text": "rgb(198, 198, 198)",
      "toolbar_bottom_separator": "rgb(35, 35, 35)",
      "toolbar_field_border_focus": "rgb(35, 35, 35)",
      "toolbar_field_border": "rgb(35, 35, 35)",
      "toolbar_field_highlight_text": "rgb(198, 198, 198)",
      "toolbar_field_highlight": "rgb(51, 51, 51)",
      "tab_loading": "rgba(255, 255, 255, 0)"
    }
  }
}