Red, green, and blue are the additive primary colors normally used in additive color systems such as projectors and computer terminals.Opaque objects that do not reflect specularly (which tend to have rough surfaces) have their color determined by which wavelengths of light they scatter strongly (with the light that is not scattered being absorbed).All spectral colors can be formed by mixing wavelengths corresponding to the additive primaries red, green, and blue.
4 The science of color is sometimes called chromatics, colorimetry, or simply color science.If the microstructures are spaced randomly, light of shorter wavelengths will be scattered preferentially to produce Tyndall effect colors: the blue of the sky (Rayleigh scattering, caused by structures much smaller than the wavelength of light, in this case air molecules the luster of opals.2018 Examples from the Web for colour Contemporary Examples of colour You know the cartoon segment that used to be in colour in rancid old newspapers?
Some color words are derived from the name of an object of that color, such as " orange " or " salmon while others are abstract, like "red".Papilio butterflies possess six types of photoreceptors and may have pentachromatic vision.
When two of the subtractive primaries are combined in equal proportion, they form the additive primary whose wavelength they share.While the mechanisms of color vision at the level of the retina are well-described in terms of tristimulus values, color processing after that point is organized differently.The different color response of different devices can be problematic if not properly managed.
Some generalizations of the physics can be drawn, neglecting perceptual effects for now: Light arriving at an opaque surface is either reflected " specularly " (that is, in the manner of a mirror scattered (that is, reflected with diffuse scattering or absorbed or some combination.She had very high colouring ( a very pink complexion).