Ab Phrygian

A minor diatonic mode with a minor 2nd above the tonic; a compact, tense sound.

Octaves

Musical context

How the scale relates to the chord, mode, key and progression.

Theory

General info

Name
Ab Phrygian
Family
Diatonic scales
Note count
7
Step formula
H – W – W – W – H – W – W
Numeric formula
0-1-2-2-2-1-2-2

Notes & degrees

1Abroot
b2Aminor 2nd
b3Cbminor 3rd
4Dbperfect 4th
5Ebperfect 5th
b6Fbminor 6th
b7Gbminor 7th

Construction

Overview
A minor diatonic mode with a minor 2nd above the tonic; a compact, tense sound.
Application in music
The bII – i move emphasises the lowered 2nd; the mode appears in flamenco and riff-based modal music.
Interval formula
Ab
H
A
W
Cb
W
Db
W
Eb
H
Fb
W
Gb

Chords by degree

Tensions & resolutions

Stable degrees

IAbpoint of resttonic
IIICbdefines modal qualitythird
VEbsupports the tonic sonorityfifth

Typical resolutions & tensions

IIICbCb
IVDbDb
In a dominant context, scale degree 4 normally descends by step to 3.
IAbAb
IIAA
Scale degree 2 may descend to tonic; the motion is especially close when degree 2 is lowered.

This scale on guitar 🎸

See how Ab Phrygian looks on guitar.

Explore

Circle of fifths

The major key on the same tonic and its neighbouring keys on the circle of fifths.

CAmGEmDBmAF#mEC#mBG#mF#D#mDbBbmAbFmEbCmBbGmFDmAbmajor
Relative key
Dominant
Subdominant
Key signature
4 flats (Bb, Eb, Ab, Db)

Connections

Practice

Keyboard Trainer

Reinforce it in practice — play and name notes on the interactive keyboard.

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Frequently Asked Questions