You are mistaken. You are incorrect. You are wrong. You are correct. You are right.

You are mistaken.
Ou twonpe w.
Ou fè erè.

You are incorrect.
Ou fè erè.
Ou pa kòrèk.
Sa ou di/fè a pa kòrèk non.

You are correct.
Ou kòrèk. 

You are right.
Sa w di a se sa (what you said is that)
Ou gen rezon.
Ou byen pale.
Ou pale verite.

Ask me anything