Gb-6(addb9) Minor
The Gb-6(addb9) chord is built from the notes Gb – Bbb – Db – Eb – Abb.
Piano sound loads on first tap.
Also known as
Gb-6(b9)Gb-6/9Gbmi6/9Gbmin6(b9)Gbmin6add9
Chord tones, one by one
GbRoot
Root
The fundamental note the chord is built on — Gb.
BbbThird
Minor third
Three semitones — makes the chord minor (darker, sadder).
DbFifth
Perfect fifth
Seven semitones — the most stable interval, reinforces the root.
EbExtension
Thirteenth (13)
A 13th — full, rich top extension.
AbbExtension
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