Erin Ferree has some suggestions on secondary design elements that work with your brand or logo.

"A company's visual vocabulary consists of the secondary design elements that are used in conjunction with your logo to form your brand identity. The visual vocabulary is composed of font styles, colors, shapes, layout conventions, backgrounds, photographic library, text treatments (such as taglines) and even the type of paper you choose."

Catch it @ http://www.smallbusinessbrief.com/articles/brandlogo/001793.html