spectral color
Definition
Noun: A spectral color is a color that possesses hue, meaning it is a pure color as it appears in the visible spectrum of light. It is a color that can be produced by a single wavelength or a narrow band of wavelengths of light, as opposed to colors like white, black, or gray, which are achromatic (without hue).
Usage
This term is used primarily in physics, optics, and color theory to describe the pure colors of the rainbow or spectrum. * Red, orange, and violet are all examples of spectral colors. * To see a spectral color in its pure form, you can use a prism to separate white light.
Advanced Usage
- "Pure spectral color": Emphasizes that the color is not mixed with white light (desaturated) or other wavelengths.
- The laser emits a beam of nearly pure spectral color.
- In technical contexts, it is often discussed in relation to non-spectral colors (like magenta or purple), which are perceived colors not found in the pure spectrum but are mixtures of spectral wavelengths.
Variants and Related Words
- Spectral colour (noun): The British English spelling.
- Chromatic color (noun): A broader, more general term for any color with hue, which includes both spectral and non-spectral colors.
- Achromatic color (noun): The antonym; a color lacking hue, such as white, black, or gray.
Synonyms
- Chromatic color
- Hued color
Antonyms
- Achromatic color
- Neutral color
Noun
-
a color that has hue
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