I just looked up a couple of your sets in the gallery.
"Around and About' makes great backgrounds if you repeat one frame several times. Like this card by inkmonkey6...
Perfect Plum
The little birthday stamp from "Fabulous Four can be centered on almost any background. Here is one by exfib...
60th Birthday
As long as you stay away from pinks and pastels, most of the deeper colors work just fine for a guy.