#!/bin/bash
color=16;
while [ $color -lt 245 ]; do
echo -e "$color: \\033[38;5;${color}mhello\\033[48;5;${color}mworld\\033[0m"
((color++));
done some Unix notes
#!/bin/bash
color=16;
while [ $color -lt 245 ]; do
echo -e "$color: \\033[38;5;${color}mhello\\033[48;5;${color}mworld\\033[0m"
((color++));
done