I like the Sublime Text theme because it is easy to look at and everything looks readable. This is a must-have theme for Netbeans. It looks exactly like Sublime text and you sill keep all the features of Netbeans.
The installation of this theme is very simple.
Link: http://plugins.netbeans.org/plugin/51424/sublime-theme
- Click Options.
- Click Fonts & Colors.
- At bottom left, click Import.
- Click Browse button.
- Select the Downloaded file (which in my instance was 1411559204_Sublime-Theme.zip.
- Well, finally select the theme as shown below and click apply.

I hope this enhances your experience with development of your projects. Don’t forget to share ;D