The effect is more noticeable when shared between objects of complementary color. Complementary color anaglyphs employ one of a pair of complementary color filters for each eye. The complementary color of orange is azure. The complementary color of teal is maroon. The complementary color of coral pink is teal. The complementary color of azure is orange. White was added as a complementary color at a later date. The complementary color of olive is light blue. The complementary color of rose is spring green. The remaining part is the color's complementary color. The athletic department commonly uses white or silver as a complementary color. The complementary color of "spring green" is rose. At any other angle the complementary color of that wavelength would be observed. This complementary color (as an example, cyan for red) is due to retinal persistence. When this light is subtracted from incident white light, the complementary color blue results.