Nice clarity, interesting pose. Lighting looks pretty good. The colors look fine on my calibrated monitor by the way.
For a portrait with drama (which I see here) I wouldn't have the subject so centered. The negative space would be fine if on one side or the other. Black all around the subject makes here look smaller or farther away from us the viewer. For effect get in closer and have your subject to the left or right of the frame leaving some of the negative space.
Something like:
All my opinion of course. |