Dbm6/9(add13addb9) Minor

The Dbm6/9(add13addb9) chord is built from the notes Db – Fb – Ab – Ebb – Eb – Bb.

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Chord tones, one by one

DbRoot

Root

The fundamental note the chord is built on — Db.

FbThird

Minor third

Three semitones — makes the chord minor (darker, sadder).

AbFifth

Perfect fifth

Seven semitones — the most stable interval, reinforces the root.

EbbExtension

Flat ninth (♭9)

A ♭9 — sharp, dissonant tension typical of altered dominant chords.

EbExtension

Ninth (9)

A 9th — colorful extension a whole step above the octave.

BbExtension

Thirteenth (13)

A 13th — full, rich top extension.

🎹 Modal analysis

This chord is so rich it doesn't fit a single scale: it's a polychord (an “upper structure”) that stacks tensions from several scales at once. It doesn't work like a dominant that “wants” to resolve — it's pure color: picture one triad floating over an unrelated bass, the kind of sound used in reharmonization and modal passages. To make sense of it, follow the note-by-note breakdown above.

🎸 Genres

Modern jazz · Fusion · Film & TV scoring · Impressionism

m6/9(add13addb9) in every key

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