IDEのエディタのテーマ集があります.
ダウンロードしてインポートするだけ.
How to install a theme?
Select «File» → «Import Setting» from the main menu and follow the instructions. After the IDE restarted go to the Preferences, expand «Editor» → «Colors and fonts» tab and choose the installed theme.
IntelliJ IDEA に使えるということで AndroidStudio でも使えます.
Which IDEs are supported?
Themes on this site support fully all family of JetBrains' IDEs: IntelliJ IDEA, PhpStorm, PyCharm, RubyMine, WebStorm and AppCode.