[root@localhost ~]# echo -e "\033[1mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[31mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[32mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[33mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[34mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[35mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[36mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[37mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[38mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[39mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[40mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[41mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[42mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[43mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[44mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[45mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[46mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[47mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[1mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[31mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[32mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[33mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[34mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[35mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[36mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[37mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[38mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[39mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[40mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[41mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[42mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[43mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[44mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[45mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[46mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[47mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[1mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[31mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[32mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[33mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[34mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[35mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[36mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[37mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[38mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[39mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[40mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[41mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[42mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[43mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[44mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[45mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[46mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[47mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[1mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[31mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[32mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[33mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[34mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[35mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[36mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[37mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[38mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[39mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[40mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[41mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[42mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[43mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[44mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[45mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[46mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[47mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[1mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[31mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[32mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[33mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[34mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[35mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[36mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[37mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[38mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[39mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[40mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[41mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[42mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[43mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[44mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[45mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[46mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[47mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[1mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[31mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[32mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[33mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[34mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[35mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[36mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[37mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[38mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[39mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[40mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[41mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[42mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[43mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[44mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[45mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[46mHello\033[0m,world."
Hello,world.
[root@localhost ~]# echo -e "\033[47mHello\033[0m,world."
Hello,world.