Genetics.
people have different eyes
Every color has a different frequency. That's why it appears to our eyes as a different color.
Multi color eyes Ans by witsinbits
Vampires eyes can be any color, the different vampire books have their vampire's eyes different. They can change color depending on hunger (thirst), or they could be the exact same color as they were in their human life, they might also be the same color but be a little brighter than their original color.
A dancer could have any color of eyes. People around the world have different eye colors, and there is no set color for people who are dancers.
Everyone is different like your hair color eyes and personalities
Color itself does not have an inherent color. Color is a perception created by the brain in response to different wavelengths of light. Different wavelengths are interpreted as different colors by our eyes and brain.
People have different colored eyes due to variations in the amount and distribution of a pigment called melanin in the iris. The amount of melanin determines eye color, with more melanin resulting in darker eyes and less melanin resulting in lighter eyes. Other factors, such as genetics, can also influence eye color.
You can get contacts that will make your eyes look a different color.
they can be many different colors
color of hair, style of hair, color of eyes, size and shape of eyes, freckles, dimples, widows peak, etc.
Nick, Joe, and Kevin all have brown eyes. Nick's eyes are the same color as all the rest of them.