1. A method for a user interface based on a gesture, the method comprising: setting at least one gesture region comprising at least one basic region and at least one navigation region based on a preset location or a detected location of at least one object to be tracked, the at least one navigation region comprising at least one item; detecting a gesture of the at least one object to be tracked using an input device; and recognizing, from the detected gesture, at least one of a select gesture for selecting any one item among the at least one item of the at least one navigation region and a confirm gesture for moving from the at least one navigation region to the at least one basic region.