I don't think that's a color, but there's a detailing forum.
I'm sure there are many favorites you can find. Me? Just keep the paint clean and almost any coating will do. If you want to really be OCD about it, you'll really need to know more than just wax, you know. It's all in the prep...or lots of it is anyway!
Debut Radio Show Tuesdays from 1-2-ish p.m. EST on Hamiltonradio.net The Mechanical Animals
call in for car repair help! 609-503-4058
A recent set--NSFW audio: https://youtu.be/_dcxcZfD6dg
Mangofy your E46!