As you can see the gnome terminal is more colorful than the others and I wonder how does Gnome terminal looks so colorful and how other terminal emulators can be as colorful as Gnome's one?
You have to look into their "Preferences" and profile sections.
Firstly, to get a colorful prompt, open
.bashrc and find this line:
Then uncomment it by removing the
# from the beginning of the line.
Now right click in "terminator" and choose "Preferences", go to profiles tab, then select colors. from the pallet section you can choose different schemes:
Now your terminator looks like this:
You should be able to follow same steps for guake or any other terminal emulator.