eclipse coloring: how to config the background color of folding margin?

Question

I checked every possible editor coloring options carefully, but the background color of folding margin seems not in the preferences dialog. Is it possible to config this?

Answer 1

Sorry to say, but I don't believe its possible to configure the folding margin color in Eclipse.

Answer 2

There is an open bug on Eclipse's Bugzilla that you can push as well as I am here