A♭ major 7th chord on ukulele (A♭maj7)

Also called or written A♭maj7 or A♭M7

A♭ major 7th is built from A♭, C, E♭, and G. This 1st-fret grip is a wide stretch, and the A♭maj7/E♭ inversion requires a barre across the 8th fret.

A♭E♭GCGCEA
Positions on the neck1 of 3
Practice A♭ major 7th chord

How it is built

A♭RootCMajor thirdE♭Perfect fifthGMajor seventh

Formula 1, 3, 5, 7

Inversions

How do you play an A♭ major 7th chord on ukulele?

A♭ major 7th is played at the 1st fret as 1 3 3 3: index finger on the G string at fret 1, middle finger on the C string at fret 3, ring finger on the E string at fret 3 and pinky finger on the A string at fret 3.

Full note and interval breakdown
StringFretFingerNote
4 (G)11A♭ (1)
3 (C)32E♭ (5)
2 (E)33G (7)
1 (A)34C (3)

AdvancedThe index finger at fret 1 and pinky at fret 3 force a wide stretch, and the three fingers on fret 3 must fit without muting each other.

8th fret

A♭ major 7th is played at the 8th fret as 8 8 8 10: barre your index finger across fret 8 and pinky finger on the A string at fret 10.

Full note and interval breakdown
StringFretFingerNote
4 (G)81 (barre)E♭ (5)
3 (C)81 (barre)A♭ (1)
2 (E)81 (barre)C (3)
1 (A)104G (7)

A♭maj7/C inversion

A♭ major 7th is played at the 11th fret as 12 12 11 11: ring finger on the G string at fret 12, pinky finger on the C string at fret 12, index finger on the E string at fret 11 and middle finger on the A string at fret 11.

Full note and interval breakdown
StringFretFingerNote
4 (G)123G (7)
3 (C)124C (3)
2 (E)111E♭ (5)
1 (A)112A♭ (1)

Why it sounds like that

A♭ major 7th stacks a major 3rd, perfect 5th, and major 7th above A♭. The major 7th interval is what separates it from A♭ major, which stops at the perfect 5th.

What goes wrong with A♭ major 7th?

  • The ring finger touches the A string, muting the pinky's note.
  • The index finger presses too far from the fret, making the G string buzz.
  • The middle finger leans on the E string, dulling its sound.

When to use it

A♭ major 7th works as the I chord in A♭ major, such as A♭–D♭–E♭–A♭ (I–IV–V–I). It also fits the I–V–vi–IV progression A♭–E♭–F minor–D♭. Use it for jazz, gospel, or any style that embraces flat keys and warm major colors.

Changing to and from A♭ major 7th

  • Sliding the shape up one fret to the 2nd fret gives A major 7th.
  • From A♭ major, lift the pinky and add the middle and ring fingers on fret 3 for A♭ major 7th.

Which voicing to use

The 1st fret voicing puts A♭ in the bass for a root-position sound. The A♭maj7/E♭ inversion at frets 8-8-8-10 places the 5th in the bass, giving a lighter, more open feel.

Other A♭ chords

Common questions

How is A♭ major 7th written?

A♭ major 7th is written A♭M7 or A♭maj7. On a keyboard, the root is typed as Ab. It is also spelled G♯ in enharmonic notation for the same sounding root.

Why does my A♭ major 7th sound out of tune?

Check that the middle and ring fingers are not bending the strings sideways. The three fingers on fret 3 must press straight down, and the pinky must clear the E string.

Can I use the A♭maj7/E♭ inversion as a substitute?

Yes, but it has E♭ in the bass, which makes it less stable than the root position. Use it when you want a passing chord that leads to A♭ major.