Orange (colour) while those in Europe were either white or red. Dutch farmers bred a variety that was orange; according to some sources, as a tribute to the stadtholder of Holland and Zeeland, William of Orange. The long orange Dutch carrot, first described in 1721, is the ancestor of the orange horn carrot, one of the most common types found in supermarkets today. It takes its name from the town of Hoorn, in the Netherlands. Orange is traditionally associated with the autumn season, with the harvest and autumn leaves. The flowers, like orange fruits and vegetables and autumn leaves, get their colour
Orange (colour) and political activities, with the colour orange being associated with Protestantism similar to the Netherlands. In optics, orange is the colour seen by the eye when looking at light with a wavelength between approximately 585–620 nm. It has a hue of 30° in HSV colour space. In the traditional colour wheel used by painters, orange is the range of colours between red and yellow, and painters can obtain orange simply by mixing red and yellow in various proportions; however these colours are never as vivid as a pure orange pigment. In the RGB colour model (the system used to create