1. A machine readable medium that contains instructions, which when executed by the machine perform the following operations, comprising: identifying one or more red eye candidate zones within an identified skin region in a digital image, wherein a first red eye candidate zone comprises connected regions of pixels of a different color in the digital image than their natural color and exceeds a minimum size; and determining the first red eye candidate zone to be an actual red eye by comparing a red eye candidate score to a detection threshold value.