https://macmost.com/quickly-switching-between-light-and-dark-mode-with-nightowl.html
Quickly Switching Between Light and Dark Mode With NightOwl
Dark Mode in macOS Mojave is a great new feature, but Apple didn't give us a way to quickly switch between light and dark modes. The little donation-ware app...
between light and darkquicklyswitchingmodenightowl