Here's a new Black and White theme with extra block regions called Obsidian. I dig it. The theme was released/designed by Nathan Robbins. Find the pre-release download here: http://moodle.org/mod/forum/discuss.php?d=204978
Here's a pretty slick Moodle theme by Mike Glover (@twitr_mike). The theme is a few years old, but it still installed easily on my site and looked good using IE8. Might need a little updating to get it as...