The Hindu festival that celebrates the arrival of spring and the triumph of good over evil is called Holi. Known as the festival of colors, Holi is marked by joyful celebrations where participants play with colored powders, share sweets, and engage in spirited singing and dancing. The festival symbolizes the victory of good over evil, commemorating the legend of Prahlad and Holika. Holi promotes unity and joy among communities, inviting people of all backgrounds to celebrate together.