#!/usr/bin/env bash

BLK="\e[30m"
RED="\e[31m"
GRN="\e[32m"
YLW="\e[33m"
BLU="\e[34m"
PUR="\e[35m"
CYN="\e[36m"
WHT="\e[37m"
RST="\e[0m"

# printf '%b\n' " no color "
# printf '%b\n' "${BLK} black ${RST}   [black]"
# printf '%b\n' "${RED} red ${RST}     [red]"
# printf '%b\n' "${GRN} green ${RST}   [green]"
# printf '%b\n' "${YLW} yellow ${RST}  [yellow]"
# printf '%b\n' "${BLU} blue ${RST}    [blue]"
# printf '%b\n' "${PUR} purple ${RST}  [purple]"
# printf '%b\n' "${CYN} cyan ${RST}    [cyan]"
# printf '%b\n' "${WHT} white ${RST}   [white]"

printf '\n'

for (( i=0; i<7; i++ )); do
    printf '\033[4%sm  \033[m ' "$i"
done

printf '\n'