Paladins weren't historically super good guys, they were just warrior servants. A Paladin of Nerul or something could be quite noble, quite honorable, and quite evil.
JaronK
Paladins were historically the paragons of chivalry. You might, and I stress might be able to make a (weak) case for any lawful, but chaotic evil? No.
"Courage is the complement of fear. A fearless man cannot be courageous. He is also a fool." -- Robert Heinlein