Sri Lanka Facts Capital: Colombo note: Sri Jayewardenepura Kotte (legislative capital)Government Type: RepublicCurrency: LKRPopulation: 21,675,648Total Area: 25,332 Square Miles65,610 Square KilometersLocation: Southern Asia, island in the Indian Ocean, south of IndiaLanguage: Sinhala (official) 74%, Tamil (national language) 18%, other 8%. English is widely understood. LanguagesSinhala (official) 74%, Tamil (national language) 18%, other 8%. English is widely understood. The Sri Lankan People The traditional greeting is the act of placing one's palms together under the chin and bowing the head slightly. A Western handshake is also acceptable. Titles are important to Sri Lankans, and it is proper to address acquaintances by their titles. Ethnic groups may have different ways of greeting each other.