primary color

See synonyms for primary color on
  1. Art. a color, as red, yellow, or blue, that in mixture yields other colors.: Compare complementary color (def. 1), secondary color, tertiary color.

  2. Optics. any of a set of monochromatic colors, as red, green, and blue, that are added to match or specify the chromaticity of a stimulus or sample.

Origin of primary color

First recorded in 1605–15

Words Nearby primary color Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use primary color in a sentence

  • His mind filed it away together with a primary-color picture of Jiggs and Maggie.

    Citadel | Algirdas Jonas Budrys
  • They usually contain a mixture of a primary color common to both.

    Philippine Mats | Hugo H. Miller
  • Both these experiments may be made with the primary color wheel or color top.

    Elementary Color | Milton Bradley

Scientific definitions for primary color

primary color

  1. Any of a group of colors from which all other colors can be made by mixing. See more at additive subtractive. See Note at color.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.