About the F Phrygian b4 scale
F 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 F, G♭, A♭, B♭♭, C, D♭, and E♭. The formula is H W H 1½ H W W. It is the third mode of D♭ Harmonic Major.
Four of the notes in F Phrygian ♭4 are black keys, G♭, A♭, D♭, and E♭.
Chords in the key of F Phrygian b4
Expand a chord to see how to play it.
i F minor
F minor over A flat (1st inversion)
ii G flat minor
G flat minor over B double flat (1st inversion)
III A flat
A flat over C (1st inversion)
IV+ B double flat augmented
B double flat augmented over D flat (1st inversion)
v° C diminished
C diminished over E flat (1st inversion)
VI D flat
D flat over F (1st inversion)
vii° E flat diminished
E flat diminished over G flat (1st inversion)
Seventh chords in F Phrygian b4
The four-note version of each chord, richer and jazzier.
i F minor seven
F minor seven
ii G flat minor major seven
G flat minor major seven
III A flat seven
A flat seven
IV+ B double flat major seven sharp five
B double flat major seven sharp five
v° C diminished seven
C diminished seven
VI D flat major seven
D flat major seven
vii° E flat minor seven flat five
E flat minor seven flat five
Progressions in F Phrygian b4
Tap any chord to hear it, or play the whole progression.
Notes and intervals
| 1 | FF | Root |
|---|---|---|
| 2 | GbG♭ | Minor 2nd |
| 3 | AbA♭ | Minor 3rd |
| 4 | BbbB♭♭ | Diminished 4th |
| 5 | CC | Perfect 5th |
| 6 | DbD♭ | Minor 6th |
| 7 | EbE♭ | 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 | F | G flat | A flat | B double flat | C | D flat | E flat | F |
|---|---|---|---|---|---|---|---|---|
| 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.