
Colour - Visible Spectrum, Wavelengths, Hues | Britannica
Dec 1, 2025 · Calculating chromaticity and luminance is a scientific method of determining a colour, but, for the rapid visual determination of the colour of objects, a colour atlas such as …
How Color Works | Hue, Saturation, & Pigment | Britannica
Color is also defined as the aspect of any object—such as the flower or the hummingbird—that may be described in terms of hue, saturation, and brightness. Those three characteristics are …
Color | Definition, Perception, Types, & Facts | Britannica
Dec 1, 2025 · Color, the aspect of any object that may be described in terms of hue, lightness, and saturation. In physics, color is associated specifically with electromagnetic radiation of a …
Hue Definition & Meaning | Britannica Dictionary
Britannica Dictionary definition of HUE [count] 1 : a color or a shade of a color
Hue | Location, History, & Facts | Britannica
Nov 24, 2025 · Hue is linked to Ho Chi Minh City by road and a rail line, both built during the French occupation. The city also has an airport at Phu Bai, some 10 miles (16 km) to the …
Hue | chromatics | Britannica
The hue is that aspect of colour usually associated with terms such as red, orange, yellow, and so forth. Saturation (also known as chroma or tone) refers to relative purity.…
Colour - Perception, Light, Wavelengths | Britannica
Dec 1, 2025 · The complementary hue is induced by the adjacent illumination. Successive colour contrast, which occurs when a person stares at one colour and then shifts to another, …
White | Color Description, Etymology, & Facts | Britannica
colour, the aspect of any object that may be described in terms of hue, lightness, and saturation. In physics, colour is associated specifically with electromagnetic radiation of a certain range of …
Munsell colour system | Hue, Value & Chroma | Britannica
It defines colours by measured scales of hue, value, and chroma, which correspond respectively to dominant wavelength, brightness, and strength or purity. The system is used internationally …
Red | Description, Etymology, & Facts | Britannica
Nov 12, 2025 · colour, the aspect of any object that may be described in terms of hue, lightness, and saturation. In physics, colour is associated specifically with electromagnetic radiation of a …