echo "$(tput -T xterm setaf 'color_number')" echo "$(tput -T xterm setaf 2)"

echo "$(tput -T xterm setab 'color_number')" echo "$(tput -T xterm setab 6)"

    0 = black
    1 = red
    2 = green
    3 = yellow
    4 = blue
    5 = magenta
    6 = cyan
    7 = white

printf "\e[4m"

printf "\e[1m"

printf "\e[1m\e[4m"

Add printf "\n" (newline) if needed

#!/bin/bash

printf "\e[1m\e[4m"

echo "$(tput -T xterm setaf 6)"

printf "\n"

cat /your/path/to/ascii_art.txt

printf "\n"