Ab7#11 Guitar Chord | Play, Hear and Practice Interactively
Ab7(#11) (Ab seventh sharp eleven) follows the formula 1, 3, 5, b7, #11, so on Ab it reads Ab, C, Eb, Gb and D. It is a dominant seventh with a raised eleventh (D), a tritone above the root, which lifts the sound into the bright lydian dominant colour.
Between fret 3 and fret 7, this page holds two voicings, and none of them uses an open string. When you improvise over this chord, try the Ab Lydian Dominant scale, the fourth mode of the melodic minor scale, which covers all five chord tones.
The fretboard at the top labels every note of each shape, so you can see where Ab, C and D fall.
Ab 7th with sharp 11th guitar chord is also written as Ab7(#11), Ab7#11 or Ab7+11.
Notes of the Ab 7(#11) chord:
Chord Structure:
Formula: 1 3 5 b7 #11
Ab 7(#11) Chord Interactive Fretboard
Want a structured chord roadmap instead of jumping between pages?
Go to the full guitar chords tutorial.
Ab 7(#11) Guitar Chord Diagrams
Position 1 Movable
Finger Positions
- Mute the A string
- Mute the high E string
- Place your index finger (1) on the fret 3 of the B string
- Place your middle finger (2) on the fret 4 of the low E string
- Place your ring finger (3) on the fret 4 of the D string
- Place your pinky finger (4) on the fret 5 of the G string
Position 2 Barre Movable
Finger Positions
- Mute the A string
- Mute the B string
- Mute the high E string
- Place your index finger (1) on the fret 4 of the low E and D strings at the same time
- Place your pinky finger (4) on the fret 7 of the G string
Find more shapes in our all guitar chords online library. If you
prefer a printable pdf, download
the Free Guitar Chords Chart Pdf
Created by
Giancarlo is a musician (teaching guitar since 2000), software engineer, AI consultant and published researcher
FAQ
What notes are in Ab7(#11)?
Ab, C, Eb, Gb and D. The first four form an Ab seventh chord, and D is the sharp eleventh. It sounds like a tritone from the root.
Why is the sharp eleventh of Ab7(#11) a plain D?
The eleventh higher than Ab takes the letter D. The natural eleventh is Db, and raising it by a half step gives D natural.
Is Ab7(#11) the same as G#7(#11)?
Yes, they sound the same. G#7(#11) is spelled G#, B#, D#, F# and C##, so the Ab spelling is far easier to read.
Which scale fits the Ab seventh sharp eleven chord?
The Ab Lydian Dominant scale, spelled Ab, Bb, C, D, Eb, F and Gb, contains all five chord tones. It is the fourth mode of the melodic minor scale.
How many voicings does Ab7(#11) have?
Two voicings are listed, from the third fret to the seventh fret. One of them is a barre voicing, and none uses open strings.
