colorbars.sh

#!/usr/bin/env bash

FG=(7 0 1 2 3 4 5 6)
BG=(0 8 1 9 2 10 3 11 4 12 5 13 6 14 7 15)

#echo "  $(tput setaf 7)█$(tput bold)█  $(tput sgr0)White"
#echo "  $(tput setaf 0)█$(tput bold)█  $(tput sgr0)Black"
#echo "  $(tput setaf 1)█$(tput bold)█  $(tput sgr0)Red"
#echo "  $(tput setaf 2)█$(tput bold)█  $(tput sgr0)Green"
#echo "  $(tput setaf 3)█$(tput bold)█  $(tput sgr0)Yellow"
#echo "  $(tput setaf 4)█$(tput bold)█  $(tput sgr0)Blue"
#echo "  $(tput setaf 5)█$(tput bold)█  $(tput sgr0)Magenta"
#echo "  $(tput setaf 6)█$(tput bold)█  $(tput sgr0)Cyan"

LINE=""
COLOR=""

for bg_color in ${BG[@]}; do
  COLOR="$COLOR$(tput setab $bg_color)      $(tput sgr0)"
done
for fg_color in ${FG[@]}; do
  for bg_color in ${BG[@]}; do
    LINE="$LINE$(tput setab $bg_color)  $(tput setaf $fg_color)█$(tput bold)█  $(tput sgr0)"
  done
  LINE="$LINE\n"
done

printf "\n    black       red        green       yellow       blue      magenta       cyan       white\n\n"
printf "$COLOR\n$LINE$COLOR\n"

echo
exit