Print colored text in terminal in Bash

black() {
	echo -e "\e[30m${1}\e[0m"
}

red() {
	echo -e "\e[31m${1}\e[0m"
}

green() {
	echo -e "\e[32m${1}\e[0m"
}

yellow() {
	echo -e "\e[33m${1}\e[0m"
}

blue() {
	echo -e "\e[34m${1}\e[0m"
}

magenta() {
	echo -e "\e[35m${1}\e[0m"
}

cyan() {
	echo -e "\e[36m${1}\e[0m"
}

gray() {
	echo -e "\e[90m${1}\e[0m"
}

black 'BLACK'
red 'RED'
green 'GREEN'
yellow 'YELLOW'
blue 'BLUE'
magenta 'MAGENTA'
cyan 'CYAN'
gray 'GRAY'