I'm using beamer for the first time, and I would like to change the color schema.
I've followed this guide, but I haven't been able to change the background of the slide that shows the name of the subsection.
This image shows what I mean:

I've tried to change elements color, but I don't know what element is this.
\setbeamercolor{elementname}{bg=kugreen}
Could you help me please?
palette primary, but as Thorsten said, a minimal working example will help us to correctly identify the element.:)– Paulo Cereda Mar 3 '12 at 13:38