Color prompts I use in all my machines

bashrc

function parse_git_branch {
  ref=$(git-symbolic-ref HEAD 2> /dev/null) || return
  echo "("${ref#refs/heads/}")"
}

RED="\[\033[0;31m\]"
YELLOW="\[\033[0;33m\]"
GREEN="\[\033[0;32m\]"

PS1="$RED\$(date +%H:%M) \w$YELLOW \$(parse_git_branch)$GREEN[\h]\\$ "

export HISTTIMEFORMAT="%h %d %H:%M:%S "
export HISTCONTROL=ignorespace:erasedups # colon-separated list of value$
export HISTIGNORE="ls:ps:history"  # Don’t save ls, ps and history comma$
export EDITOR=nano
export LANGUAGE="en_US.UTF-8"
export LANG="en_US.UTF-8"
export LC_ALL="en_US.UTF-8"