He Performed arduous tapas (austerities) over the banks of the lake named Haridra from the Saurashtra area. Due to this penance, Goddess Bagalamukhi manifested with the waters on the lake. Haridra signifies turmeric, consequently all of the attire and worship products affiliated with Goddess Bagalamukhi are of the yellow hue. https://www.instagram.com/tantramantraaurvigyaan/reel/DA6ACEaONEJ/