Set a colorful bash prompt per dev test prod environments

Add this snippet to your .bash_profile.

Uncomment the line as appropriate per dev/test/prod environments. (I use red for prod, blue for test, green for dev.)

#PS1='\[\e[1;30m\][\u@\h \W]\$\[\e[0m\] ' # black
#PS1='\[\e[1;31m\][\u@\h \W]\$\[\e[0m\] ' # red
#PS1='\[\e[1;32m\][\u@\h \W]\$\[\e[0m\] ' # green
#PS1='\[\e[1;33m\][\u@\h \W]\$\[\e[0m\] ' # yellow
#PS1='\[\e[1;34m\][\u@\h \W]\$\[\e[0m\] ' # blue
#PS1='\[\e[1;35m\][\u@\h \W]\$\[\e[0m\] ' # purple
#PS1='\[\e[1;36m\][\u@\h \W]\$\[\e[0m\] ' # cyan
#PS1='\[\e[1;37m\][\u@\h \W]\$\[\e[0m\] ' # white