Examine source code of Monochrome Light

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Monochrome Light",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(220, 220, 220, 0.54)",
      "toolbar_text": "rgb(128, 128, 128)",
      "frame": "rgb(186, 186, 186)",
      "tab_background_text": "rgb(71, 71, 71)",
      "toolbar_field": "rgba(219, 219, 219, 0.76)",
      "toolbar_field_text": "rgb(38, 38, 38)",
      "tab_line": "rgba(97, 97, 97, 0)",
      "popup": "rgba(237, 237, 237, 0.75)",
      "popup_text": "rgb(125, 125, 125)",
      "button_background_active": "rgba(59, 59, 59, 0.13)",
      "button_background_hover": "rgba(81, 81, 81, 0.08)",
      "frame_inactive": "rgb(161, 161, 161)",
      "icons_attention": "rgb(75, 75, 75)",
      "icons": "rgb(154, 154, 154)",
      "ntp_background": "rgb(194, 194, 194)",
      "ntp_text": "rgb(95, 95, 95)",
      "popup_border": "rgba(114, 114, 114, 0)",
      "popup_highlight_text": "rgb(18, 18, 18)",
      "popup_highlight": "rgb(25, 25, 25)",
      "sidebar_border": "rgba(93, 93, 93, 0)",
      "sidebar_highlight_text": "rgb(138, 138, 138)",
      "sidebar_highlight": "rgb(41, 41, 41)",
      "sidebar_text": "rgb(77, 77, 77)",
      "sidebar": "rgb(184, 184, 184)",
      "tab_loading": "rgb(18, 18, 18)",
      "tab_selected": "rgb(201, 201, 201)",
      "tab_text": "rgba(93, 93, 93, 0.82)",
      "toolbar_field_border": "rgba(92, 92, 92, 0)",
      "toolbar_field_focus": "rgba(216, 216, 216, 0.82)",
      "toolbar_field_highlight_text": "rgb(226, 226, 226)",
      "toolbar_field_highlight": "rgb(78, 78, 78)"
    }
  }
}