There are at least two bands with the name True Colors:
These are photos from concerts where True Colors played, so they may be of other bands that played the concert as well.
Farm Fest 2008 Jul 12, 2008 Bree, Flanders, Belgium Uploaded by I Loooose
True Colors + More Mar 7, 2008 Lanklaar, Flanders, Belgium Uploaded by I Loooose