Applied Guitar Theory logo

G Flat Major Scale

This guitar scale reference contains the notes, formula, structure, positions, chords, and modes for the G♭ Major scale. For an in-depth lesson on the major scale, please see Major Scale Patterns, Positions and Theory.

Notes of G Flat Major Scale

The G Flat Major Scale contains one natural note, F, and six flats.

G♭ – A♭ – B♭ – C♭ – D♭ – E♭ – F

Scale Formula

IntervalsRootMajor 2ndMajor 3rdPerfect 4thPerfect 5thMajor 6thMajor 7th

Scale Structure

G Major is a major scale and follows the major scale structure of whole and half step intervals:


G flat major whole step half step structure

Scale Positions

The diagrams below outline the 5 CAGED positions for the G♭ Major scale.

Position 1

G flat major scale position 1 diagram

Position 2

G flat major scale position 2 diagram

Position 3

G flat major scale position 3 diagram

Position 4

G flat major scale position 4 diagram

Position 5

G flat major scale position 5 diagram

Chords in the Key of G♭ Major

Chord NotesG♭ – B♭ – D♭A♭ – C♭ – E♭B – D – FC♭ – E♭ – G♭D – F – A♭E♭ – G♭ – BF – A♭ – C♭

Relative and Parallel Scales

Relative Minor of G Flat Major: E♭ Minor | E♭m – Fdim – G♭ – A♭m – B♭m – C♭ – D♭

Parallel Minor of G Flat Major: G Flat Minor | Gm – A♭dim – B♭♭ – C♭m – D♭m – E♭♭ – F♭


The following are the modes of G Flat Major:

  • G♭ Ionian (Major)
  • A♭ Dorian (Minor)
  • B♭ Phrygian (Minor)
  • C♭ Lydian (Major)
  • D♭ Mixolydian (Major)
  • E♭ Aeolian (Minor)
  • F Locrian (Minor)
AGT book of scales cover

Get notified of new lessons!

Get The Book of Scales when you sign up for lesson updates.