Marigold yellow refers to the bright yellow color often associated with the flower known as marigold. It is a vivid and cheerful color that is used in various contexts, including in art, design, and horticulture. The marigold flower, also known as Tagetes, is a common ornamental plant with bright yellow petals, and its color is often used to symbolize joy and happiness. In horticulture, marigold yellow is a popular choice for flower arrangements and garden decorations.