Rosalina appears as a tall, youthful woman who bears a resemblance to Princess Peach, especially regarding her body type and facial features. However, when compared to Peach, Rosalina's eyes are a lighter shade of blue, her lips are lighter-colored, and her hair is a lighter blonde color. Rosalina wears an aqua, floor-length dress that bares her shoulders, and it has long flared sleeves topped with powder-blue frills. The bottom of the dress has a light blue flap on the hem.