My simple library for work with SDL2 and with colors math on C.
Ubuntu:
$> sudo apt-get install libsdl2-dev libsdl2-ttf-dev libsdl2-image-dev
Fedora:
$> sudo dnf install SDL2-devel SDL2_ttf-devel SDL2_image-devel
MacOS:
$> brew install SDL2 SDL2_ttf SDL2_image