holi is a festival celebrated in India and Hindu culture. it is a festival of colors. this festival is marked with strong relationships and brotherhood. on this festival, people who have differences forget about it and forgive one another and come together to celebrate the festival.
on the eve of holi, people from different castes and religion come together to celebrate the festival with happiness and brotherhood. india is a country of varying culture but still festivals are celebrated with togetherness. thus we can say that holi is a festival of harmony and fraternity, where people from different caste, culture, and religion come together.
I do believe that Darry loves, Ponyboy and that he is only treating him the way he is out of personal interest. Darry just wants to keep Ponyboy safe because he is his older brother and that's his job.