Hey there 

You have scored a decent score but nit's and iiits have higher cutoff. Though you will some of the best colleges which take admission by JEE main score in like colleges in Punjab. You can also try spot round as in spot round you have fair chances of getting a iiit or nit seat. 

Check JEE main cutoff

https://www.google.com/url?sa=t&source=web&rct=j&url=https://engineering.careers360.com/articles/jee-main-cutoff/amp&ved=2ahUKEwiTvJyN_rHiAhW_63MBHYlRC4sQFjAPegQIARAB&usg=AOvVaw0ay0p7xaI0Sc82xeEH0ED5&ampcf=1

Good luck