Putting on distinct colours on day after day of Navratri is a standard tradition, as each colour signifies a distinct high quality of your Goddess. मां ब्रह्मचारिणी (दूसरा दिन) द्वितीया तिथि Bathukamma celebrations will be started out Along with the Mahalaya Amavasya (Pitru Amavasya), a day prior to Navaratri starts https://www.youtube.com/watch?v=QIX0JZlLsgE