Examine source code of Yandex Light

{
  "manifest_version": 2,
  "version": "3.0",
  "name": "Yandex Light",
  "theme": {
    "colors": {
      "toolbar": "#fbfbfc",
      "tab_line": "#fbfbfc",
      "tab_text": "#000000",
      "bookmark_text": "#292929",
      "frame": "#cdd1d8",
      "frame_inactive": "#d6dAe1",
      "tab_background_text": "#262626",
      "toolbar_field": "#f0f1f3",
      "toolbar_field_text": "#000000",
      "toolbar_field_text_focus": "#000000",
      "toolbar_field_focus": "#ffffff",
      "toolbar_field_border": "#f0f1f3",
      "toolbar_field_border_focus": "#ffffff",
      "toolbar_field_highlight": "#3390ff",
      "toolbar_field_highlight_text": "#ffffff",
      "toolbar_field_separator": "#dddedf",
      "toolbar_text": "#292929",
      "toolbar_top_separator": "#fbfbfc",
      "toolbar_bottom_separator": "#e6e6e6",
      "toolbar_vertical_separator": "#fbfbfc",
      "tab_background_separator": "#c0c3cA",
      "popup": "#ffffff",
      "popup_text": "#292929",
      "popup_border": "#e5e5e5",
      "popup_highlight": "#ededef",
      "popup_highlight_text": "#0054a6",
      "tab_loading": "#cacaca",
      "tab_selected": "#fbfbfc",
      "sidebar": "#fdfcfc",
      "sidebar_highlight": "#e4e4e4",
      "sidebar_highlight_text": "#000000",
      "sidebar_text": "#292929",
      "sidebar_border": "#eeeeee",
      "button_background_active": "#cccccc",
      "button_background_hover": "#e6e6e6",
      "icons": "#3e484d",
      "icons_attention": "#e22d22",
      "ntp_background": "#f0f0f2",
      "ntp_link": "#000000",
      "ntp_text": "#000000"
    }
  }
}