The Purple Line is a part of the Namma Metro rail system for the city of Bengaluru, Karnataka, India.[1] As of 2023, the line is 43.49 km (27.02 mi) long and spans 37 stations from Challaghatta in the southwest to Whitefield (Kadugodi) to the east.[2] The Purple Line is mostly elevated, with 31 elevated stations, 5 underground stations and 1 at-grade station. The Line passes through many prime activity centers of the city including Whitefield, Krishnarajapura, MG Road, Vidhana Soudha and Majestic station, which is an interchange station between Purple and Green Lines. Phase I of the Purple Line was the first underground metro section in South India.[3]