Source BASH one liner to change prompt color

ps1_color

#!/bin/bash
#
# Source this file with an to change the current prompt color
# No arguments for normal (green) and red (root) defaults
# Include an integer 0 - 255 after for an x256term color prompt
#
# You can also paste into .bashrc with $1 replace with an integer or variable
#
# Examples:
#
#   source ./ps1_color
#   source ./ps1_color 222

[[ $(( 255-${1-34} )) -ge 0 ]] && export PS1="\[\033[38;5;${1-34}m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]$ ";

ps1_random_color

#!/bin/bash
#
# bashrc example to give random prompt color

prompt_color=$(shuf -n 1 -i 1-255)
export PS1="\[\033[38;5;${prompt_color}m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]$ ";