Ab-6(addb9) Minor
The Ab-6(addb9) chord is built from the notes Ab – Cb – Eb – F – Bbb.
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Also known as
Ab-6(b9)Ab-6/9Abmi6/9Abmin6(b9)Abmin6add9
Chord tones, one by one
AbRoot
Root
The fundamental note the chord is built on — Ab.
CbThird
Minor third
Three semitones — makes the chord minor (darker, sadder).
EbFifth
Perfect fifth
Seven semitones — the most stable interval, reinforces the root.
FExtension
Thirteenth (13)
A 13th — full, rich top extension.
BbbExtension
Flat ninth (♭9)
A ♭9 — sharp, dissonant tension typical of altered dominant chords.
🎼 Related scales
Dorian ♭2 (Phrygian ♮6)melodic minor a major 2nd below
🎹 Modal analysis
This chord implies the Dorian ♭2 (Phrygian ♮6) scale; its characteristic note is the ♭9 / ♭2. It is a mode of the melodic minor a major 2nd below.
🎸 Genres
Modern jazz · Post-bop · Fusion