Paralympic symbols center of the flag of South Korea. The first Paralympic flag used five pa arranged similarly to the Olympic Rings, but not interlocking, and in identical colors to the Olympic rings: blue, black, red, yellow, and green. On October 6, 1990, the International Coordinating Committee of World Sports Organizations for the Disabled (ICC) was informed that the International Olympic Committee (IOC) requested the five-pa symbol be altered — the IOC's marketing department considered it too similar to the Olympic rings. A new symbol created for the International Paralympic Committee (IPC) in 1991 included six overlapping pa in a circle. In
Orange (colour) with green, of yellow with violet ... trying to make the colours intense and not a harmony of grey". In another letter he wrote simply, "there is no orange without blue." Van Gogh, Pierre-Auguste Renoir and many other impressionist and post-impressionist painters frequently placed orange against azure or cobalt blue, to make both colours appear brighter. The actual complement of orange is azure – a colour that is one quarter of the way between blue and green on the colour spectrum. The actual complementary colour of true blue is yellow. Orange pigments are largely in the ochre or cadmium families,