Cool, the hand/arm is pointing downwards so to me it feels like supressed anger/ power or frustration? Don’t think you need a background, or your could do tones of a violent colour or even the folds of something soft and silky to emphasise the power in the fist? It’s great whatever you choose x
It does stand its own ground very well.
Or depending how you feel you could put it against a yellow and blue flag.
In this current state of affairs, I think this would make a great statement.
Just a thought. I know it controversial!