Colored bash prompt

color_my_prompt.sh

function color_my_prompt {
	local __user_and_host="\[$(tput bold)\]\[\033[38;5;198m\]\u\[$(tput sgr0)\]\[$(tput sgr0)\]\[\033[38;5;255m\] at \[$(tput bold)\]\[$(tput sgr0)\]\[\033[38;5;214m\]\h\[$(tput sgr0)\]"
    local __cur_location="\[\033[38;5;255m\]in \[$(tput bold)\]\[$(tput sgr0)\]\[\033[38;5;154m\]\w\[$(tput sgr0)\]\[$(tput sgr0)\]\[\033[38;5;15m\]"
	local __git_branch_color="\[$(tput sgr0)\]\[\033[38;5;247m\]"
	local __git_branch='`git branch 2> /dev/null | grep -e ^* | sed -E  s/^\\\\\*\ \(.+\)$/\(\\\\\1\)\ /`'
	local __prompt_tail="\n\[$(tput sgr0)\]\[\033[38;5;255m\]\\$\[$(tput sgr0)\]"
	local __last_color="\[\033[00m\]"
	export PS1="$__user_and_host $__cur_location $__git_branch_color$__git_branch$__prompt_tail$__last_color "
}
color_my_prompt

This will give a colored prompt in the following format:

user at host in ~
$

and show the current git branch like this:

user at host in ~/repo (branch)
$