Rasmussen Torres Rasmussen ~ this looks like the "Color Run" in India. (Holi Festival, India - a Hindu spring tradition where people throw brightly colored, perfumed powder at each other in celebration of spring!
Do you see why this picture of poppy seeds is so pretty? It is all colours of greenish-blue. The background is soft green and the poppy seeds are aqua-blue. However, to balance the blue you need the complementary colour of blue which is yellow.