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Guitar chord · Diminished

Abdim chord (Ab Diminished)

Tense, unstable triad built of two stacked minor 3rds.

Notes AbCbD
Formula 1 ♭3 ♭5
Shapes 1 on this page

Abdim chord shapes

Tap a diagram to strum it. Numbers are fingers: 1 index, 2 middle, 3 ring, 4 pinky. Blue dots are the root, Ab.

5th String Root Diminished Triad x 11 12 13 12 x

Interactive chord diagram

Abdim on the fretboard

STR OP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 E A D G B E ✕ ✕

Tap any note to hear it.

Scales to play over Abdim

These scales start on Ab and contain every note of the chord, so they fit when Abdim is the chord of the moment.

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Questions

What notes are in a Abdim chord?
Abdim is Ab, Cb, D: the 1, ♭3, ♭5 of Ab.
How do you play Abdim on guitar?
5th String Root Diminished Triad: x 11 12 13 12 x (low E to high E, x = don't play the string).
What scale goes with Abdim?
Scales on Ab that contain every note of Abdim: Ab Blues, Ab Locrian, Ab Altered, Ab Half-Whole Diminished, Ab Whole-Half Diminished, Ab Hungarian Minor.

Diminished chords in every key

More Ab chords