Forked from Egel's repo then custom
Inspiration: night-owl.vim
The simplest way is just:
HINT: Always make a backup of your config files before any action.
cat tmux-night-owl-dark.conf >> ~/.tmux.conf
Install through Tmux Plugin Manager
Add plugin to the list of TPM plugins in .tmux.conf
set -g @plugin 'annguyenwasd/tmux-night-owl'
Hit prefix + I
to fetch the plugin and source it.
Your tmux should be updated with the theme at this point.