The C Double Harmonic scale contains seven notes: C, D♭, E, F, G, A♭, and B. It follows the whole-step / half-step pattern H-A2-H-W-H-A2-H.
C Double Harmonic Scale Notes
| Degree | Name | Note | Interval |
|---|---|---|---|
| 1 | Tonic | C | P1 |
| 2 | Supertonic | D♭ | m2 |
| 3 | Mediant | E | M3 |
| 4 | Subdominant | F | P4 |
| 5 | Dominant | G | P5 |
| 6 | Submediant | A♭ | m6 |
| 7 | Leading Tone | B | M7 |
| 8 | Octave | C | — |
Key Signature
The C Double Harmonic Scale doesn’t line up with a single major or minor key, so it has no standard key signature. Its notes are written with accidentals as needed.
Accidentals
Diatonic Chords in the C Double Harmonic Scale
These are the triads built on each degree of the C Double Harmonic Scale:
| Degree | Numeral | Chord | Quality |
|---|---|---|---|
| 1 | I | C Major | Major |
| 2 | II | D♭ Major | Major |
| 3 | iii | E Minor | Minor |
| 4 | iv | F Minor | Minor |
| 5 | V | G altered | altered |
| 6 | VI+ | A♭ Augmented | Augmented |
| 7 | VII | B altered | altered |