Most «black» chalk paints are more of a really dark charcoal gray color and not a true black so you might have to shop around a bit. (canarystreetcrafts.com)
Dark charcoal walls create contrast and a dramatic backdrop for festive entertaining. (idealhome.co.uk)
I think a dark color — like a really dark charcoal gray or black stands up and balances well with red. (theletteredcottage.net)