1for fgbg in 38 48 ; do # Foreground / Background
2for color in {0..255} ; do # Colors
3# Display the color
4printf "\e[${fgbg};5;%sm %3s \e[0m" $color $color
5# Display 6 colors per lines
6if [ $((($color + 1) % 6)) == 4 ] ; then
7echo # New line
8fi
9done
10echo # New line
11done
1213
exit 0