primary colour

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primary colour

Red, blue, and yellow are the three primary colours.

Definition

Noun: 1. A basic color that cannot be created by mixing other colors: In traditional color theory, a primary color is one of a set of colors from which all other colors can be derived through mixing. The specific set depends on the color model (e.g., light vs. pigment).

Usage

The term "primary colour" (or "primary color") is used to discuss the fundamental components of a color system. * In the additive color system (used for light, like in TVs and computer screens), the primary colors are red, green, and blue (RGB). * In the subtractive color system (used for pigments, like in painting and printing), the primary colors are typically cyan, magenta, and yellow (CMY). In traditional art, they are often taught as red, yellow, and blue.

Examples
  • "Red, green, and blue are the primary colours of light."
  • "A painter mixes primary colours to create a full spectrum on the palette."
  • "The printer uses cyan, magenta, and yellow as its primary colours."
Advanced Usage
  • Conceptual Use: The term can be used metaphorically to describe fundamental, irreducible elements of any system.
    • Example: "Honesty, respect, and empathy are the primary colours of a healthy relationship."
Variants and Related Words
  • Primary color (US English spelling).
  • Secondary colour (noun): A color created by mixing two primary colours (e.g., green from blue and yellow in pigment).
  • Tertiary colour (noun): A color created by mixing a primary colour with a secondary colour.
Synonyms
  • Basic colour
  • Elemental colour
Notes on Different Meanings

The core meaning is consistent, but the specific colors considered primary change based on context: 1. Physics/Light (Additive): Red, Green, Blue. 2. Painting/Pigment (Subtractive): Cyan, Magenta, Yellow (or traditionally, Red, Yellow, Blue).

primary colour

Red, blue, and yellow are the three primary colours.

Noun
  1. any of three colors from which all others can be obtained by mixing

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