The capital city of Hawaii is Honolulu.

Honolulu, located on the island of Oahu, is the capital and largest city of Hawaii. It is a vibrant metropolis known for its rich cultural heritage, beautiful beaches like Waikiki, and historical landmarks such as Pearl Harbor and Iolani Palace. As the economic and political center of the state, Honolulu houses Hawaii's government offices, including the Governor’s office and the state legislature. The city also serves as a major hub for tourism, attracting millions of visitors each year who come to enjoy its tropical climate, diverse cultural scene, and outdoor activities.