The third KDE wallpaper is here. It is a photo of a textured version of the KDE logo. If your monitor is too bright it may not look good.
KDE logo textured by Marios Andreopoulos is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported License.
Permissions beyond the scope of this license may be available at http://www.andmarios.com/lang/en/contact/.
KDE and the KDE logo are trademarks of KDE e.V.