如何改变echo在Linux下的输出颜色

# Reset
Color_Off='\033[0m'       # Text Reset

# Regular Colors
Black='\033[0;30m'        # Black
Red='\033[0;31m'          # Red
Green='\033[0;32m'        # Green
Yellow='\033[0;33m'       # Yellow
Blue='\033[0;34m'         # Blue
Magenta='\033[0;35m'      # Magenta
Cyan='\033[0;36m'         # Cyan
White='\033[0;37m'        # White

echo -e "${Red}I like Linux${Color_Off} normal."

Color_Off='\033[0m'       # Text Reset
# Bold
BBlack='\033[1;30m'       # Black
BRed='\033[1;31m'         # Red
BGreen='\033[1;32m'       # Green
BYellow='\033[1;33m'      # Yellow
BBlue='\033[1;34m'        # Blue
BMagenta='\033[1;35m'     # Magenta
BCyan='\033[1;36m'        # Cyan
BWhite='\033[1;37m'       # White

echo -e "${BGreen}I like Linux${Color_Off} bold."

Color_Off='\033[0m'       # Text Reset
# Italic
IBlack='\033[3;30m'       # Black
IRed='\033[3;31m'         # Red
IGreen='\033[3;32m'       # Green
IYellow='\033[3;33m'      # Yellow
IBlue='\033[3;34m'        # Blue
IMagenta='\033[3;35m'     # Magenta
ICyan='\033[3;36m'        # Cyan
IWhite='\033[3;37m'       # White

echo -e "${IYellow}I like Linux${Color_Off} italic."

Color_Off='\033[0m'       # Text Reset
# Underline
UBlack='\033[4;30m'       # Black
URed='\033[4;31m'         # Red
UGreen='\033[4;32m'       # Green
UYellow='\033[4;33m'      # Yellow
UBlue='\033[4;34m'        # Blue
UMagenta='\033[4;35m'     # Magenta
UCyan='\033[4;36m'        # Cyan
UWhite='\033[4;37m'       # White

echo -e "${UBlue}I like Linux${Color_Off} underline."

Color_Off='\033[0m'       # Text Reset
# Slow blink
SbBlack='\033[5;30m'       # Black
SbRed='\033[5;31m'         # Red
SbGreen='\033[5;32m'       # Green
SbYellow='\033[5;33m'      # Yellow
SbBlue='\033[5;34m'        # Blue
SbMagenta='\033[5;35m'     # Magenta
SbCyan='\033[5;36m'        # Cyan
SbWhite='\033[5;37m'       # White

echo -e "${SbMagenta}I like Linux${Color_Off} slow blink."