👉 Lutescent is a term used in the field of chemistry to describe a substance that has a characteristic blue-green color, typically due to its presence in organic compounds. Lutescents are one of several classes of compounds known as anthraquinones, which include various types of plants and fungi. They are often associated with the synthesis of certain antibiotics, such as penicillin, and have also been used in traditional Chinese medicine for their potential medicinal properties.