spectral colour

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spectral colour

A prism separates sunlight into spectral colours on a white wall.

Definition
  1. Noun:
    • A color that has hue: A 'spectral colour' is a color perceived by the human eye that is characterized by its hue, distinct from achromatic colors like white, black, and gray. It refers to any of the colors of the visible spectrum.
Usage Examples
  • Noun:
    • Red and blue are examples of a spectral colour.
    • The prism separated the white light into its constituent spectral colours.
    • The artist's palette was limited to just a few spectral colours.
Advanced Usage
  • Scientific Context: In physics and optics, 'spectral colour' specifically refers to the color associated with a single wavelength or a very narrow band of wavelengths of light in the visible spectrum.
    • The laser emits a pure spectral colour at 532 nanometers.
Variants and Related Words
  • Spectral color (noun): The American English spelling variant.
  • Chromatic color (noun): A near-synonym often used in art and design to describe any color with hue.
  • Hue (noun): The attribute of a color that defines its position in the spectrum (e.g., red, yellow, blue).
Synonyms
  • Chromatic colour: A colour possessing hue.
  • Hued colour: A colour distinguished by its hue.
Antonyms
  • Achromatic colour: A colour lacking hue, such as white, black, or gray.
spectral colour

A prism separates sunlight into spectral colours on a white wall.

Noun
  1. a color that has hue

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