See the Base16 repository for more information. This theme was built with Base16 Builder Go.
Base16 colorschemes for the sioyek pdf reader.
Figure 1: Sioyek with gruvbox hard and custom colors enabled
GIt clone and copy the colorscheme's config file to $XDG_CONFIG_HOME/sioyek/prefs_user.config.
git clone git@github.com:loiccoyle/base16-sioyek.git
cp base16-sioyek/colors/base16-gruvbox-dark-hard.config ~/.config/sioyek/prefs_user.config