here are a couple of sites I found listing Luftwaffe camo schemes, one by period of war, one just for winter etc…
Figuring out Luftwaffe fighter codes and unit designations.
http://modelingmadness.com/codes/codes.htm
winter camo Russian front, FW-190
http://modelingmadness.com/others/features/cleaverwintercamo1.htm
Me-109 cockpit pic in color:
http://modelingmadness.com/scotts/axis/luft/me/109/109cockpit.jpg
Me-262 cockpit in color:
http://modelingmadness.com/me262cockpit.jpg
Kind of a neat site with several German planes in other axis country markings:
http://members.aol.com/dheitm8612/index.htm
A LOT of Luftwaffe info, aces, markings, what it took to get which medal for kills,
http://members.aol.com/dheitm8612/index.htm
A reference to the general camo scheme for diff types of aircraft at different points of the war
http://www.rlm.at/start_e.htm?cont/gal11_e.htm&1
there’s more but I will post them later…