Is blood red a possible natural eye color? If so, how common is that color? What produces eye color? - Quora
![Human eye with two pupils and red tight veins on protein macro close-up texture background. Two unnatural human eyes in one Stock Photo - Alamy Human eye with two pupils and red tight veins on protein macro close-up texture background. Two unnatural human eyes in one Stock Photo - Alamy](https://c8.alamy.com/comp/RRCAPW/human-eye-with-two-pupils-and-red-tight-veins-on-protein-macro-close-up-texture-background-two-unnatural-human-eyes-in-one-RRCAPW.jpg)
Human eye with two pupils and red tight veins on protein macro close-up texture background. Two unnatural human eyes in one Stock Photo - Alamy
![Boy rushed to hospital with blood-red eyes after squirty bath toy triggered nasty infection | The Irish Sun Boy rushed to hospital with blood-red eyes after squirty bath toy triggered nasty infection | The Irish Sun](https://www.thesun.ie/wp-content/uploads/sites/3/2021/03/COMP-CFP-BATH-TOY.jpg?strip=all&quality=100&w=1500&h=1000&crop=1)