Gb Lydian Mode
Gb – Ab – Bb – C – Db – Eb – F
Formula:W-W-W-H-W-W-H
Intervals:P1-M2-M3-A4-P5-M6-M7-P8
Scale Degrees:1-2-3-♯4-5-6-7-8
Introduction
The Gb Lydian mode is the fourth mode of the Db Major scale. It has a major sound with a raised fourth degree, giving it a bright, ethereal quality.
Gb Lydian Mode Notes
| Degree | Name | Note | Interval |
|---|---|---|---|
| 1 | Tonic | Gb4 | P1 |
| 2 | Supertonic | Ab4 | M2 |
| 3 | Mediant | Bb4 | M3 |
| ♯4 | Subdominant | C5 | A4 |
| 5 | Dominant | Db5 | P5 |
| 6 | Submediant | Eb5 | M6 |
| 7 | Leading Tone | F5 | M7 |
| 8 | Octave | Gb5 | P8 |
Gb Lydian Mode — Frequently Asked Questions
What notes are in the Gb Lydian mode?
Gb Lydian contains: Gb, Ab, Bb, C, Db, Eb, F. Fourth mode of Db Major. Raised 4th (C instead of Cb).
How does Gb Lydian differ from Gb Major?
One note: Gb Lydian has C (augmented 4th), Gb Major has Cb (perfect 4th).
What is the parent major scale?
Fourth mode of Db Major.
How is Gb Lydian used in music?
Film scores, jazz. Enharmonic F# Lydian is also used.
What chords are built from Gb Lydian?
Gb, Ab, Bbm, Cdim, Db, Ebm, Fm.
What songs use Lydian?
Simpsons theme, John Williams, jazz.
Practice Tips
- Raise Cb to C — hear the Lydian brightness.
- Ab Major over Gb bass is the signature.
- Practice over a Gb drone.
- Mostly black keys — distinctive shape.
- Film scoring applications.
- Compare with Gb Major.