How to Play Gb13(#11) Chord on Guitar | Gb Dominant Thirteen Sharp Eleventh

Gb thirteenth sharp eleven is the full name of Gb13(#11), a chord of seven notes: Gb, Bb, Db, Fb, Ab, C and Eb.

It sounds identical to F#13(#11), the same chord under a different spelling. The C is the raised eleventh, a tritone above the root, and Fb is the minor seventh. The Gb Lydian Dominant scale contains all seven chord tones.

A dominant chord naturally resolves to the chord a fourth above Gb, here Cb. Counted from the root Gb, the formula is 1, 3, 5, b7, 9, #11, 13.

Gb 13th with sharp 11th guitar chord is also written as Gb13(#11), Gb13#11 or Gb13+11.

Notes in the Gb 13(#11) chord:

Gb Bb Db Fb Ab C Eb

How the Dominant Thirteen Sharp Eleventh chord is built:

Formula: 1 3 5 b7 9 #11 13

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Play This Chord With Other Roots

C 13(#11) | D 13(#11) | E 13(#11) | F 13(#11) | G 13(#11) | A 13(#11) | B 13(#11) | C#13(#11) | D#13(#11) | F#13(#11) | G#13(#11) | A#13(#11) | Ab13(#11) | Bb13(#11) | Db13(#11) | Eb13(#11) | Gb13(#11)

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Created by

Giancarlo Facoetti

Giancarlo is a musician (teaching guitar since 2000), software engineer, AI consultant and published researcher

FAQ

What are the notes in Gb13(#11)?

Gb13(#11) is spelled Gb, Bb, Db, Fb, Ab, C and Eb. It stacks a major third, perfect fifth, minor seventh, ninth, sharp eleventh and thirteenth on Gb.

Can Gb13(#11) be written as F#13(#11)?

Yes. F#13(#11) spells the same pitches F#, A#, C#, E, G#, B# and D#, so they sound identical and differ only in notation.

Why does Gb13(#11) include Fb?

The minor seventh from Gb uses the letter F. It lies 10 semitones from the root, so it is Fb, which is the same pitch as E.

Which scale matches Gb13(#11)?

The Gb Lydian Dominant scale has Gb, Ab, Bb, C, Db, Eb and Fb. It contains the same seven notes as the chord.