What is the main garnish used for a Blue Hawaiian cocktail?

The main garnish used for a Blue Hawaiian cocktail is a pineapple wedge. This cocktail, known for its vibrant blue color and tropical flavors, typically features ingredients like rum, blue curaçao, pineapple juice, and sweet and sour mix. The pineapple wedge not only enhances the presentation of the drink, making it visually appealing, but it also complements the fruity flavors of the cocktail. Pineapple is commonly associated with tropical drinks, reinforcing the overall theme of the Blue Hawaiian. This garnish helps to create a refreshing and exotic drinking experience that is characteristic of the cocktail.