user@hostname ~/path/to/directory $
            ↑
                export PS1="\[$(tput setaf 226)\]\u\[$(tput setaf 220)\]@\[$(tput setaf 214)\]\h \[$(tput setaf 33)\]\w \[$(tput sgr0)\]$ "
          Bash prompt PS1
To use the colors you chose, set the PS1 environment variable in your shell:
export PS1="\[$(tput setaf 226)\]\u\[$(tput setaf 220)\]@\[$(tput setaf 214)\]\h \[$(tput setaf 33)\]\w \[$(tput sgr0)\]$ "export PS1="\[\e[38;5;226m\]\u\[\e[38;5;220m\]@\[\e[38;5;214m\]\h \[\e[38;5;33m\]\w \[\033[0m\]$ "
          It's up to you to decide between tput and ANSI escape sequences. To persist your customized prompt, export PS1 in ~/.bashrc or ~/.bash_profile
Bash prompt examples
These are some example color schemes from choosing 4 colors above. Click on the bash prompt previews to view their tput and ANSI PS1 exports.
user@hostname ~/path/to/directory $
            Emerald green
          user@hostname ~/path/to/directory $
            Lemon line
          user@hostname ~/path/to/directory $
            Fiery orange
          user@hostname ~/path/to/directory $
            Autumn leaves
          user@hostname ~/path/to/directory $
            Desert sand
          user@hostname ~/path/to/directory $
            Ocean blue
          user@hostname ~/path/to/directory $
            Blue green yellow
          user@hostname ~/path/to/directory $
            Twilight
          user@hostname ~/path/to/directory $
            Violet pink
          user@hostname ~/path/to/directory $
            Monochromatic