Red and Green sits opposites each other on the color wheel,thus, contrasting colors. But i guess the purpose of wearing emeralds with red dresses/gowns and vice versa is not to be matchy-matchy or blend or coordinate, as most usually does but to stand out and get noticed.... --Previous Message-- : But then there is this expression: Red and : green should never be seen.... : : --Previous Message-- : Princess Maxima at a concert in Istanbul : tonight wearing emeralds (with red, a color : combination which appears to be strangely : popular with Royals) – earrings, bracelet, : and butterfly brooch: : : : : : : : :