The flag of the United States Minor Outlying Islands (USMOI) consists of a blue field with a yellow circle in the center. The circle contains six equal-sized, white, five-pointed stars arranged in a regular hexagon pattern, with one point of each star facing outward from the center.

The blue used in the flag has a Pantone color code of 286 C, while the yellow has a Pantone color code of 116 C. The ratio of the width to the length of the flag is 10:19. Each star has a diameter of approximately 1/6th of the height of the flag.

Overall, the flag has a simple and clean design with a strong emphasis on symbolism through its use of colors, shapes, and patterns.