'Is possible to change JetBrains IDE editor background color by scope/folder

Problem:

I'm working on a modular project where different folders represents different components of the application. I want to identify where I'am easily.

My idea:

I created two scopes for the components folders, and I set different colours to them:

Question:

It would be nice to be able to change the background color of the text editor too and not only the tabs, and project explorer.

Is it possible to do it with any plugin or script? Is there any other way to identify in which module I'm?

Sources

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Solution	Source