Brown hair is a common hair color that ranges from light to dark shades. It is characterized by the presence of eumelanin, a type of pigment that gives hair its color. Brown hair can appear in various tones, including chestnut, chocolate, and ash brown, and it can be found in people of different ethnic backgrounds. This hair color is often associated with a variety of cultural representations and can be seen in many famous individuals, such as Emma Watson and David Beckham. Brown hair is versatile and can be styled in numerous ways, making it a popular choice for many people around the world.