The color palettes used in somewm's themes are from the following projects,
all distributed under the MIT license:

Gruvbox
  Author: Pavel Pertsev (morhetz)
  License: MIT/X11
  Source: https://github.com/morhetz/gruvbox

Catppuccin (Mocha)
  Author: Catppuccin Org
  License: MIT
  Source: https://github.com/catppuccin/catppuccin

Nord
  Authors: Arctic Ice Studio, Sven Greb
  License: MIT
  Source: https://github.com/nordtheme/nord
