How to remove material theme (or reset to defaults) from IntelliJ / PyCharm?

Question

I have installed Material Theme UI and it made my IDE blackish. Later I decided to remove and and removed plugin. Unfortunately, this didn\'t give default colors back, some part

Answer 1

Unfortunately whatever I was doing from the settings, I've couldn't get rid of that theme. So I uninstalled the program and reinstalled it again without material theme. Hope there will be better solution.