Red Black and Navy Blue
Green
red
the roses will tell you if they are real vampires because vampires love the color red and go crazy when they see it.
In Adventure Time they do.
vampires eyes change color when they are either a newborn or when they had drank a humans blood
red
Vampires, being fictional creatures, can have any eye color that the author or creator decides. There is no definitive rule stating that vampires must have brown eyes. Eye color can vary based on the individual portrayal of the vampire in different works of fiction.
The same as humans. As far as I know there are no vampires. But since they were once human, wouldn't it stand to reason that there is no reason for the number of chromosomes to change?
Claire's hair in "The Morganville Vampires" series is described as auburn.
It is between gold and black x
By contrasting it with a lighter or darker color depending on what you want to stand out
No, that's just their normal eye color.