Examine source code of NeonBlueDark

{
  "name": "NeonBlueDark",
  "manifest_version": 2,
  "version": "89.15",
  "theme": {
    "images": {},
    "colors": {
      "bookmark_text": "#fff",
      "frame": "#00001C",
      "ntp_background": "#00030E",
      "ntp_text": "#fff",
      "popup": "#00030E",
      "popup_border": "#000",
      "popup_highlight": "#111",
      "popup_highlight_text": "#fff",
      "popup_text": "#D5D5D5",
      "sidebar": "#00030E",
      "sidebar_border": "#000",
      "sidebar_highlight": "#111",
      "sidebar_highlight_text": "#D5D5D5",
      "sidebar_text": "#D5D5D5",
      "tab_background_text": "#9E85F1",
      "tab_line": "#042454",
      "tab_selected": "#000828",
      "tab_text": "#bbb",
      "toolbar": "rgba(0, 15, 28, 0.33)",
      "toolbar_field": "#00030E",
      "toolbar_field_focus": "#00030E",
      "toolbar_field_highlight": "#222",
      "toolbar_field_highlight_text": "#fff",
      "toolbar_field_text": "#9E85F1",
      "toolbar_field_text_focus": "#9E85F1",
      "toolbar_text": "#2C4BC8",
      "toolbar_field_border": "#042454",
      "toolbar_field_border_focus": "rgba(0, 0, 0, 0)",
      "toolbar_bottom_separator": "#042454",
      "toolbar_top_separator": "#042454"
    }
  }
}