Tools designed to predict a child’s hair color analyze parental hair color, often alongside grandparental hair color, to estimate the likelihood of various outcomes. These tools typically leverage simplified models of genetic inheritance related to hair pigmentation. For example, inputting parental hair colors as brown and blonde might yield percentage probabilities for the child having brown, blonde, or even red hair.
While not definitively predictive, these tools offer prospective parents a fun and engaging way to explore the possibilities of inherited traits. They provide a basic understanding of how genes influence physical characteristics. Historically, understanding inheritance relied on observation and family history. Modern tools provide accessible and visually engaging methods for exploring these concepts, contributing to public understanding of genetics.