Gb Persian scale
A major-based scale with lowered 2nd, 5th and 6th degrees; the diminished 5th increases instability.
Octaves
Musical context
How the scale relates to the chord, mode, key and progression.
Theory
General info
- Name
- Gb Persian scale
- Family
- Exotic scales
- Note count
- 7
- Step formula
- H – W+H – H – H – W – W+H – H
- Numeric formula
- 0-1-3-1-1-2-3-1
Notes & degrees
1Gbroot
b2Gminor 2nd
3Bbmajor 3rd
4Cbperfect 4th
b5Cdim 5th
b6Dminor 6th
7Fmajor 7th
Construction
- Overview
- A major-based scale with lowered 2nd, 5th and 6th degrees; the diminished 5th increases instability.
- Application in music
- Lowered 2nd and 6th degrees tend toward tonic-chord tones, while the lowered 5th removes the tonic’s perfect 5th.
- Interval formula
- GbHGWHBbHCbHCWDWHF
Chords by degree
Tensions & resolutions
Stable degrees
IGbnominal centretonic
IIIBbdefines modal qualitythird
Typical resolutions & tensions
VIIFF
IGbGb
In typical voice leading, the leading tone rises by semitone to tonic.
IIIBbBb
IVCbCb
In a dominant context, scale degree 4 normally descends by step to 3.
IGbGb
IIGG
Scale degree 2 may descend to tonic; the motion is especially close when degree 2 is lowered.
This scale on guitar 🎸
See how Gb Persian scale looks on guitar.
Circle of fifths
The major key on the same tonic and its neighbouring keys on the circle of fifths.
Connections
Practice
Keyboard Trainer
Reinforce it in practice — play and name notes on the interactive keyboard.