How to change color of root bash

Start editin the .bashrc file

vim .bashrc

Remove the comment of the force_color

#force_color_promt=yes

force_color_prompt=yes

In the end of file, put the command for:

####Green Prompt User

PS1='${debian_chroot:+($debian_chroot)}[\033[01;32m]\u@\h[\033[00m]:[\033[01;34m]\w[\033[00m]$ '

####Red Prompt for you user

PS1='${debian_chroot:+($debian_chroot)}[\033[01;31m]\u@\h[\033[00m]:[\033[01;34m]\w[\033[00m]$ '

How this work

[\033[Z;YY;XXm]

Where Z is the characters style, YY is the background color and XX is the characters color.

Color Codes

Black 30

Blue 34

Green 32

Cyan 36

Red 31

Purple 35

Brown 33

Background color codes

Black 40

Red 41

Green 42

Yellow 43

Blue 44

Purple 45

Cyan 46

Gray 47

Characters Style

Normal 0

Bold 1 makes it brighter

Undescore 4

Blink 5

Inverse 7 Inverse background color

Concealed 8