The Niuean flag, represented by the emoji 🇳🇺, features a blue background symbolizing the Pacific Ocean surrounding the island of Niue. In the upper left corner, there is a yellow/gold British Union Jack, representing Niue's historical association with the United Kingdom. Centered on the right side of the flag is a large yellow/gold star, symbolizing Niue's self-governing status within the realm of New Zealand. Together, these elements reflect Niue's unique cultural heritage and political ties.