Chromatic, a word ultimately derived from the Greek noun χρῶμα (khrṓma), which means "complexion" or "color", and then from the Greek adjective χρωματικός (khrōmatikós; "colored"), may refer to:

Look up chromatic in Wiktionary, the free dictionary.

In music:

• Chromatic scale, the western-tempered twelve-tone scale.
• Chromatic chord, chords built from tones chromatically altered from the native scale of the musical composition.
• Chromaticism, the use of chromatic scales, chords, and modulations.
• Total chromatic, the use of all twelve pitches of the chromatic scale in tonal music.
• Chromatic fantasia, a specific form of fantasia originating in sixteenth century Europe.
• The Chromatic button accordion.
• The chromatic harmonica.
• Chromatic genus, a genus of divisions of the tetrachord characterized by an upper interval of a minor third.
• Diatonic and chromatic, as a property of several structures, genres, and other features in music, often contrasted with diatonic.

In optics, vision, and color:

• The science of color is sometimes called chromatics.
• Chromaticity, the quality of a color as determined by its "purity" and dominant wavelength.
• Chromatic aberration, departures from perfect imaging in optics systems due to dispersion.
• Chromatic dispersion, the dispersion of light due to differing refraction index for different wavelengths.
• RG Chromaticity, a two-dimensional color space in which there is no color intensity information.
• Chromatic adaptation, the ability for some organisms to perceive objects similarly in varying lighting conditions.

In mathematics:

• Chromatic polynomial, a polynomial which encodes the number of different ways to vertex color the graph using n colors.
• Chromatic numbering.
• Chromatic index.
• Acyclic chromatic number.
• Strong chromatic number.
• Fractional chromatic number.
• Vertex chromatic number.

In anthropology:

• Von Luschan's chromatic scale, a method for classifying skin color.

In Dungeons & Dragons:

• Chromatic dragons.

See also

In music:

• Twelve tone technique
• Serialism
• Equal temperament
• Sequence

In Ancient Greek and Byzantine music:

• Diatonic
• Enharmonic
• Byzantine Music
• Maqam
• Hizaz

In optics, vision and color:

• color
• International Commission on Illumination, the international authority on light, illumination, colour, and colour spaces.

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