Examine source code of Lavender Night

{
  "manifest_version": 2,
  "version": "1.2",
  "name": "Lavender Night",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(28, 28, 68)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(11, 11, 32)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(9, 9, 33)",
      "toolbar_field_text": "rgb(232, 232, 255)",
      "tab_line": "rgb(208, 148, 255)",
      "popup": "rgb(13, 13, 36)",
      "popup_text": "rgb(255, 255, 255)",
      "button_background_active": "rgb(21, 21, 44)",
      "button_background_hover": "rgb(56, 60, 111)",
      "frame_inactive": "rgb(12, 12, 29)",
      "icons_attention": "rgb(162, 162, 255)",
      "icons": "rgb(238, 215, 255)",
      "ntp_background": "rgb(16, 16, 30)",
      "ntp_text": "rgb(250, 237, 255)",
      "popup_border": "rgb(13, 13, 36)",
      "popup_highlight_text": "rgb(255, 255, 255)",
      "popup_highlight": "rgb(105, 105, 172)",
      "sidebar_border": "rgb(7, 7, 22)",
      "sidebar_highlight_text": "rgb(204, 204, 230)",
      "sidebar_highlight": "rgb(34, 34, 78)",
      "sidebar_text": "rgb(255, 255, 255)",
      "sidebar": "rgb(8, 8, 29)",
      "tab_background_separator": "rgb(247, 247, 255)",
      "tab_loading": "rgb(28, 28, 74)",
      "tab_selected": "rgb(208, 148, 255)",
      "tab_text": "rgb(0, 0, 0)",
      "toolbar_bottom_separator": "rgb(22, 22, 62)",
      "toolbar_field_border_focus": "rgb(17, 17, 55)",
      "toolbar_field_border": "rgb(14, 14, 47)",
      "toolbar_field_focus": "rgb(12, 12, 37)",
      "toolbar_field_highlight_text": "rgb(255, 255, 255)",
      "toolbar_field_highlight": "rgb(38, 38, 121)",
      "toolbar_field_separator": "rgb(18, 18, 47)",
      "toolbar_field_text_focus": "rgb(255, 255, 255)",
      "toolbar_top_separator": "rgb(9, 9, 28)",
      "toolbar_vertical_separator": "rgb(21, 21, 57)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c96a0220-7fb8-4681-b7ff-4f27d19725a6}"
    }
  }
}