Instead of one side being color and the other black and white in post which looks forced, I'd add two opposing colors using gels on lights which is quite common in fashion such as magenta on one side and green on the other, a bit under exposed so the colors are saturated. F-Stoppers has a good post on the technique: https://fstoppers.com/studio/shooting-color-gels-2723 What's going on with the black smudge on the background?
what is her color part black and white an the rest is normal did you intend to do it like this?
yea
or is there any better way
Instead of one side being color and the other black and white in post which looks forced, I'd add two opposing colors using gels on lights which is quite common in fashion such as magenta on one side and green on the other, a bit under exposed so the colors are saturated. F-Stoppers has a good post on the technique: https://fstoppers.com/studio/shooting-color-gels-2723 What's going on with the black smudge on the background?