Chord Colors

G♭ Prometheus scale

About the G flat Prometheus scale

G flat Prometheus is used for impressionist and mystical concert music. Think of it as the mystic chord of Scriabin turned into a scale, a raised fourth with no fifth. It is G Whole Tone with the sixth raised.

Its notes are G, A, B, C, E, and E. The formula is W W W 1½ H W.

Also called Mystic Scale and Mystic Chord.

Learn more about the G♭ Prometheus scale

G Prometheus uses four black keys on the piano, G, A, B, and E. Its raised fourth lands on the white key C.

Notes and intervals

1GbG♭Root
2AbA♭Major 2nd
3BbB♭Major 3rd
4CCAugmented 4th
5EbE♭Major 6th
6EEAugmented 6th
StepsW W W 1½ H W
Semitones2-2-2-3-1-2
Degrees1 2 3 4 6 6

Shapes

Chromatic

CC♯D♭DD♯E♭EFF♯G♭GG♯A♭AA♯B♭B

Circle of Fifths

CGDAEBF♯G♭C♯D♭G♯A♭D♯E♭A♯B♭F

Related scales

Prometheus in other keys

Modes

The same notes, starting on a different note.

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Gb Prometheus scale on piano shown as colored note dots
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