#!/bin/bash

export TERM=xterm-256color

for i in {0..255}; do
  echo -e "\033[38;5;${i}m$i\t"
  if (( ($i + 1) % 10 == 0 )); then echo; fi
done
echo -e "\e[0m"

printf "\033[38;5;208mTexte en orange (code 208)\033[0m\n"