About the C Phrygian b4 scale
C Phrygian b4 is used for metal, film scoring and tense modal writing. Think of it as a phrygian scale with its fourth lowered, extra dark.
Its notes are C, D♭, E♭, F♭, G, A♭, and B♭. The formula is H W H 1½ H W W. It is the third mode of A♭ Harmonic Major.
On the piano, C Phrygian ♭4 touches the black keys D♭, E♭, A♭, and B♭.
Chords in the key of C Phrygian b4
Expand a chord to see how to play it.
i C minor
C minor over E flat (1st inversion)
ii D flat minor
D flat minor over F flat (1st inversion)
III E flat
E flat over G (1st inversion)
IV+ F flat augmented
F flat augmented over A flat (1st inversion)
v° G diminished
G diminished over B flat (1st inversion)
VI A flat
A flat over C (1st inversion)
vii° B flat diminished
B flat diminished over D flat (1st inversion)
Seventh chords in C Phrygian b4
The four-note version of each chord, richer and jazzier.
i C minor seven
C minor seven
ii D flat minor major seven
D flat minor major seven
III E flat seven
E flat seven
IV+ F flat major seven sharp five
F flat major seven sharp five
v° G diminished seven
G diminished seven
VI A flat major seven
A flat major seven
vii° B flat minor seven flat five
B flat minor seven flat five
Progressions in C Phrygian b4
Tap any chord to hear it, or play the whole progression.
Notes and intervals
| 1 | CC | Root |
|---|---|---|
| 2 | DbD♭ | Minor 2nd |
| 3 | EbE♭ | Minor 3rd |
| 4 | FbF♭ | Diminished 4th |
| 5 | GG | Perfect 5th |
| 6 | AbA♭ | Minor 6th |
| 7 | BbB♭ | Minor 7th |
| Steps | H W H 1½ H W W |
|---|---|
| Semitones | 1-2-1-3-1-2-2 |
| Degrees | 1 ♭2 ♭3 ♭4 5 ♭6 ♭7 |
Fingering
Suggested fingering, follows standard fingering rules
| Hand | C | D flat | E flat | F flat | G | A flat | B flat | C |
|---|---|---|---|---|---|---|---|---|
| Right hand | 1 | 2 | 3 | 1 | 2 | 3 | 4 | 5 |
| Left hand | 5 | 4 | 3 | 2 | 1 | 3 | 2 | 1 |
Shapes
Chromatic
Circle of Fifths
Related scales
Phrygian b4 in other keys
Modes
The same notes, starting on a different note.