My jee main percentile is 91.My category is oc(general).I want an info regarding the colleges that my percentile can get .

Hello, you have not mentioned your rank so it's difficult to predict a exact rank. But at this percentile it looks very diffult to get a Nit , IIIT ,good gfti.
Apply for Jossa counseling and Csab counseling which takes place after Jossa counseling and apply for other states government colleges which accepts admission through Jee mains marks. There are some private  University  like Chandigarh University, Lovely Professional University, Graphic Era in which you can take admission through Jee mains. Apply for Jac Delhi and H.B.T.U Kanpur .Refer to the link below it would definitely help you https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer
All the best. Hope this will help you.