Examine source code of Mad Lab

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Mad Lab",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(200, 248, 228)",
      "toolbar_text": "rgb(128, 55, 181)",
      "frame": "rgb(2, 25, 9)",
      "tab_background_text": "rgb(177, 255, 206)",
      "toolbar_field": "rgb(20, 150, 151)",
      "toolbar_field_text": "rgb(206, 208, 255)",
      "tab_line": "rgb(2, 25, 9)",
      "popup": "rgb(178, 255, 198)",
      "popup_text": "rgb(57, 26, 85)",
      "button_background_active": "rgb(206, 208, 255)",
      "button_background_hover": "rgb(197, 221, 139)",
      "icons_attention": "rgb(236, 255, 189)",
      "icons": "rgb(71, 166, 101)",
      "popup_border": "rgb(57, 26, 85)",
      "sidebar_border": "rgb(215, 255, 230)",
      "sidebar_highlight_text": "rgb(20, 150, 151)",
      "sidebar_highlight": "rgb(215, 255, 230)",
      "sidebar_text": "rgb(128, 55, 181)",
      "sidebar": "rgb(206, 208, 255)",
      "tab_loading": "rgb(114, 41, 180)",
      "tab_selected": "rgb(215, 153, 240)",
      "toolbar_bottom_separator": "rgb(200, 248, 228)",
      "toolbar_field_highlight_text": "rgb(71, 166, 101)",
      "toolbar_field_highlight": "rgb(236, 255, 189)",
      "toolbar_top_separator": "rgb(2, 25, 9)"
    }
  }
}