#!/bin/sh printf "\x1b[58:2::255:0:0m\x1b[4:1msingle\x1b[4:2mdouble\x1b[4:3mcurly\x1b[4:4mdotted\x1b[4:5mdashed\x1b[0m\n" echo printf "\x1b[58:2::0:255:0m\x1b[53moverline\x1b[0m\n"