Quickly browsing through the HIG I could not find any relevant points. I agree that the balance of colours is nice. Having two greens side-by- side is not "right". What could be done is to swap them, and change maybe the colour of "logout". But agreed, not for Dapper.
-- Swap "Logout" and "Lock Screen" to keep least intrusive on LHS. https://launchpad.net/bugs/46077 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs