Coloring agent, also known as Iron Blue, used in cosmetics products, including those designed for use around the eye. Permanently listed (since 1978) by the FDA as safe.
Reference for this information:
U.S. Food and Drug Administration. Color Additive Status List. [Internet]. 2015 [cited 2015 July]. Available from: http://www.fda.gov/ForIndustry/ColorAdditives/ColorAdditiveInventories/ucm106626.htm.