Colourful black is a new aesthetic that revolves around Rainbowcore with a mix of Dark Academia or any "black aesthetics. This aesthetic is for the souls that are indecisive and are into anything and everything. At the same time it is also for the people that require perfect amount of colours and black and whites.
This is a balance of both colours and blacks and people who like this would mostly be ambiverts, mix of various personality types .
Colourful black visuals include things such as Aurora Borealis (Northern lights) , art including rainbows on a night sky, and art related to it.