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
Colour sergeant Colour sergeant Colour sergeant (CSgt or C/Sgt) is a rank of non-commissioned officer found in several militaries. Colour sergeant is a rank in the Foot Guards regiments of the Canadian Forces, specifically the Governor General's Foot Guards and the Canadian Grenadier Guards. It is the equivalent to warrant officer; a colour sergeant wears the rank insignia of a warrant officer (a royal crown) on all uniforms except No. 1 Ceremonial Dress, on which a special rank badge is worn: three chevrons, point down, surmounted by an image of regimental colours. Canadian colour sergeants are addressed in the same manner as