No one leaves a Holi Festival gathering looking the way they did on arrival. The highlight of the spring rite celebrating the triumph of good over evil is friends, family and strangers throwing colored powder and water on one another. The many-hued observance is a centerpiece of Navaratna (Nine Gems), Ila Paliwal’s album devoted to India’s multicultural festival calendar—nine holiday-named compositions based on classical ragas and a mix of traditional and western instruments, plus Paliwal’s