function show_colors() { color=16; while [ $color -lt 245 ]; do echo -e "$color: \\033[38;5;${color}mhello\\033[48;5;${color}mworld\\033[0m" ((color++)); done }
function show_colors() { color=16; while [ $color -lt 245 ]; do echo -e "$color: \\033[38;5;${color}mhello\\033[48;5;${color}mworld\\033[0m" ((color++)); done }