Examine source code of Discord Dark

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Discord Dark",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(47, 49, 54)",
      "toolbar_text": "rgb(185, 187, 190)",
      "frame": "rgb(32, 34, 37)",
      "tab_background_text": "rgb(142, 146, 151)",
      "toolbar_field": "rgb(32, 34, 37)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(114, 137, 218)",
      "popup": "rgb(24, 25, 28)",
      "popup_text": "rgb(185, 187, 190)",
      "button_background_active": "rgb(58, 60, 66)",
      "button_background_hover": "rgb(52, 55, 60)",
      "icons": "rgb(185, 187, 190)",
      "ntp_background": "rgb(32, 34, 37)",
      "ntp_text": "rgb(142, 146, 151)",
      "popup_border": "rgb(24, 25, 28)",
      "popup_highlight_text": "rgb(255, 255, 255)",
      "popup_highlight": "rgb(32, 34, 37)",
      "sidebar_border": "rgb(63, 66, 72)",
      "sidebar_highlight_text": "rgb(255, 255, 255)",
      "sidebar_highlight": "rgb(32, 34, 37)",
      "sidebar_text": "rgb(255, 255, 255)",
      "sidebar": "rgb(66, 69, 74)",
      "tab_background_separator": "rgb(66, 69, 74)",
      "tab_loading": "rgb(32, 34, 37)",
      "tab_selected": "rgb(47, 49, 54)",
      "tab_text": "rgb(255, 255, 255)",
      "toolbar_bottom_separator": "rgb(43, 46, 51)",
      "toolbar_field_border_focus": "rgb(39, 41, 45)",
      "toolbar_field_border": "rgb(32, 34, 37)",
      "toolbar_field_focus": "rgb(54, 57, 63)",
      "toolbar_field_highlight_text": "rgb(255, 255, 255)",
      "toolbar_field_highlight": "rgb(71, 81, 115)",
      "toolbar_field_separator": "rgb(39, 41, 46)",
      "toolbar_field_text_focus": "rgb(202, 204, 206)",
      "toolbar_top_separator": "rgb(52, 55, 60)",
      "toolbar_vertical_separator": "rgb(35, 37, 39)"
    }
  }
}