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Ab7b9 Piano Chord

A dramatic, tense sound. Common in jazz and flamenco. The flat ninth creates a strong chromatic pull toward resolution.

Piano

Recommended voicing
Left hand Ab2 · F#3 fingers 5–1
Right hand C4 · A4 fingers 1–5

How to play the Ab7b9 chord on piano

Split the recommended voicing between the hands: play Ab2 and F#3 with the left hand and C4 and A4 with the right. Suggested fingering is 5–1 on the left and 1–5 on the right (1 is the thumb). The perfect fifth Eb can usually be omitted from an extended chord, keeping the sound clear and the voicing manageable.

Notation for Ab7b9 chord

Other names: Ab 7th flat 9

Music theory name: seventh flat nine chord

Common name: Ab 7b9 chord

Intervals and tones in Ab7b9 chord

Note Interval
Ab Root
C Major 3rd
Eb Perfect 5th
F# Minor 7th
A Minor 9th

More chords with Ab as the root

The same chord type in other keys