Hi, admission to LLB course in most colleges through an entrance exam for which the eligiblity criterion is to pass 10+2 with an minimum 50% marks in aggregate through a recognized board. I'll provide you with a link where you can find more than 60 colleges in Delhi NCR where you can aplly both regular and open universities like Jamia and IGNOU. To get admission you will have to appear for the entrance exams depending on the universities you apply to. Most colleges accept the score of CLAT, AILET, IPU CET and some universities like Jamia Milia Islamia and DU conduct their own Entrance Exams for  admission to LLB.

https://law.careers360.com/colleges/list-of-law-colleges-in-India?f%5B0%5D=sm_college_course_level%3AUG&f%5B1%5D=sm_college_state%3ADelhi%20NCR

You can download the brochures of the colleges you wish to take admission in and compare with other colleges from this link.

Good Luck