I don't think it was really dark. Medium Amber at most. It was incredibly smooth, not bitter at all. I remember you could almost chew it. Definitely unfiltered. It was like somebody poured happiness in a glass. I'm pretty sure it was bootlegged into the USA either because of alcohol content or...
In my youth, I came across a beer at a German restaurant that was spectacular. It was from Germany - I think - and you could almost chew it. Pretty sure it was illegal at the time. It was cloudy and was almost like drinking bread. I want to say it was medium dark, but it was a long time ago...