Chart | Niddah Color

According to the Mishnah (Niddah 2:6) and subsequent halachic discussions, only certain shades — primarily those resembling the colors of blood from specific sources — render a woman niddah .

Many poskim today provide printed or digital color strips. The process is simple: niddah color chart

A Niddah color chart is an educational tool designed to help women practicing Taharat HaMishpacha (Family Purity) identify whether a stain or discharge is halakhically "pure" or "impure." In Jewish law, the status of Niddah is triggered by uterine bleeding, which is identified by specific colors. While traditionally only four shades of red and one of black were considered impure, the precise ability to distinguish these shades was lost over time, leading modern practice to treat any shade of red or black as potentially problematic. The Halakhic Spectrum of Colors According to the Mishnah (Niddah 2:6) and subsequent

A critical aspect of the Niddah color chart is the limitation of printed media. While traditionally only four shades of red and

In Jewish law, a serves as a guide to help women determine if vaginal discharge or stains render them in a state of niddah (ritual impurity). While historical Torah law recognized four specific shades of red and black, modern practice generally classifies any shade of red, pink, or black as problematic. Color Classifications