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A piano reference: chords, scales, theory. Full MIDI.

A♭ mi13♭5

Notes: A♭ – C♭ – E♭♭ – G♭ – B♭ – D♭ – F
Degrees: 1 – ♭3 – ♭5 – ♭7 – 9 – 11 – 13
Also written: A♭m13♭5Raise E♭♭ to E♭ and it is A♭m13. A♭, B♭, C♭, D♭, F and G♭ do not move.
G♯ mi13♭5
This is the same chord as G♯ mi13♭5: the same keys on the keyboard, spelled with sharps.

Construction

A♭ mi13♭5 = Root + Minor 3rd + Diminished 5th + Minor 7th + Major 2nd + Perfect 4th + Major 6th = A♭, C♭, E♭♭, G♭, B♭, D♭, F
NoteIntervalDegree
A♭Root1
C♭Minor 3rd♭3
E♭♭Diminished 5th♭5
G♭Minor 7th♭7
B♭Major 2nd9
D♭Perfect 4th11
FMajor 6th13

A♭ mi13♭5 : Frequently Asked Questions

What is the A♭ mi13♭5 chord on piano?
The A♭ mi13♭5 chord contains the notes A♭ – C♭ – E♭♭ – G♭ – B♭ – D♭ – F. On piano, play these notes together to sound the chord.
What notes are in the Ab mi13♭5 chord?
The Ab mi13♭5 chord (Abmi13♭5) contains 7 notes: Ab, B, D, Gb, Bb, Db, F. Formula: R-m3-d5-m7-M9-P11-M13.
How is Abmi13♭5 used in music?
Abmi13♭5 is used in jazz, fusion, and contemporary music to add harmonic color. It appears as a dominant or tonic chord depending on context.
What is the scale degree formula for Abmi13♭5?
Abmi13♭5 uses scale degrees 1-b3-b5-b7-9-11-13, giving it its distinctive sound.

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