YOU HAVE THOUGHTS :O
I HAVE NO CLUE WHAR THOSE ARE
It would be black. Because you can't see anything due to there being no light (nothing), you couldn't see anything.
So it would be pure intangible black
Just a suggestion if you very very very bored,
Maybe draw some cookies from Cookie run? You don't even have to do anything except look them up, and their designs are simple enough, making them easy to draw, and complicated enough to be entertaining.