Color Color Color (American English), or colour (Commonwealth English), is the characteristic of human visual perception described through color "categories", with names such as red, orange, yellow, green, blue, or purple. This perception of color derives from the stimulation of cone cells in the human eye by electromagnetic radiation in the visible spectrum. Color categories and physical specifications of color are associated with objects through the wavelength of the light that is reflected from them. This reflection is governed by the object's physical properties such as light absorption, emission spectra, etc. By defining a color space, colors can be identified numerically
Orange (colour) century, they organised what they called the Orange Free State. In the United States, the flag of the City of New York has an orange stripe, to remember the Dutch colonists who founded the city. William of Orange is also remembered as the founder of the College of William & Mary, and Nassau County in New York is named after the House of Orange-Nassau. In the 18th century orange was sometimes used to depict the robes of Pomona, the goddess of fruitful abundance; her name came from the "pomon", the Latin word for fruit. Oranges themselves became more common in