Cols Simple & Practical xterm-256color Terminal Color Pallet - Installation Note Works only for xterm-256color. $ wget -qq "https://raw.githubusercontent.com/RodricBr/Cols/main/cols" -O cols $ chmod u+x cols Or, just to test Cols: source <(curl -sk "https://raw.githubusercontent.com/RodricBr/Cols/main/cols") - Example