Hello Parthiv,
You can definitely get a seat in many good private college with your score. That's really a great score congratulations. Some of the colleges you should check are,
1. SRM University, Chennai.
2. VIT, Chennai.
3. Amrutha University.
4. Sastra University.
5. Hindustan University, Chennai.
6. New horizon University, Banglore.
7. Reva University, Banglore.
Hope this helps.
Good luck! will be happy to help you with any other doubts.