C♯ prometheus scale diatonic chords
scale
Fretboard diagram
C# prometheus scale — chords and intervals
Harmonizing the C# prometheus scale generates Alexander Scriabin's Mystic Chord and its related harmonies — a chord family designed to evoke spiritual revelation. The chords of C# prometheus are A# minor, D# augmented, A# minor, G augmented, A# minor, B augmented. The Mystic Chord (C-F#-Bb-E-A-D) is the foundation of Scriabin's late harmonic language. These chords hover between dominant and whole-tone worlds, creating a unique sense of luminous tension used in late-romantic and early modernist music. Commonly used in Contemporary Classical, Impressionist, Experimental, Film Scores. Notable players include Alexander Scriabin, George Crumb.
The C# prometheus scale has the following degrees: 1 2 3 ♯4 6 ♭7.
Intervals: W-W-W-3H-H-W.
Diatonic chords: A# minor, D# augmented, A# minor, G augmented, A# minor, B augmented.
| Degrees | Chord |
|---|---|
| I | A# minor |
| ii | D# augmented |
| iii | A# minor |
| IV | G augmented |
| V | A# minor |
| vi | B augmented |
This page focuses on the harmonic content — the chords built from each degree of the C# prometheus scale. For fretboard patterns and fingering guides, see the scale page.
Use the interactive harmonizer above to explore triads, seventh chords, and chord voicings for composing with the C# prometheus scale on guitar.
Related Scales
How to Use This Scale
Use over the Mystic Chord (C-F#-Bb-E-A-D) and its inversions. Also works over 7#11 chords as a sophisticated alternative to Lydian Dominant.