Hello
The eligiblity criteria for admission to LLB course is that candidate should have a graduation degree from any recognised university in any discipline.
So you are not eligible for LLB course after class XII.
However you can opt for 5 year BA LLB integrated program offered by many universities.
Top colleges for this course are

• Faculty of Law, Jamia Milia Islamia University
• Guru Gobind Singh Indraprastha University
• Asian Law School Noida
• SGT University, Gurgaon

Admissions are based on CLAT or entrance exams conducted by the respective universities.

Good luck