Having dark circles under the eyes is one of the most common dermatological complaints that people around the world. This condition affects people with all types of skin tones, but those with darker skin tones tend to be afflicted more than the rest of the population. Most people associate the presence of dark circles under the eyes with fatigue. Though this can cause the problem, there are other factors which can also contribute to formation of dark circles under the eyes, even in people who are not fatigued and who get enough sleep.