Chief Minister, J Jayalalithaa and her cabinet colleagues paid floral tributes to the leader's statue and portrait here.
State Congress leaders also paid tributes to him at the party's state headquarters "Sathyamurthy Bhavan" even as leaders from various parties and organisations remembered the former Chief Minister at his native Viruthunagar.
A Congress icon respected across party lines, Kamaraj as Chief Minister is credited with ushering in some revolutionary social and industrial initiatives including the noon-meal scheme targeting children from poor families.
The social media was also abuzz with posts praising him.