Version: 1.6.5 (using KDE 3.5.5, Gentoo) Compiler: gcc version 3.4.6 (Gentoo 3.4.6-r3, ssp-3.4.6-1.0, pie-8.7.10) OS: Linux (i686) release 2.6.20-gentoo-r8 Both are transparent and shows the KDE background image.
That is clearly intentional, hence the names. The difference between them is obvious when you run the Midnight Commander program ( in "Green Tint" the background is solid blue, in the "... with transparent MC" variety the blue background is transparent.