Db7b9 Dominant 7th
The Db7b9 chord is built from the notes Db – F – Ab – Cb – Ebb.
Piano sound loads on first tap.
Also known as
Db13addb9b13Db7-alt7b9Db7addb9
Chord tones, one by one
DbRoot
Root
The fundamental note the chord is built on — Db.
FThird
Major third
Four semitones — makes the chord major (brighter, happier).
AbFifth
Perfect fifth
Seven semitones — the most stable interval, reinforces the root.
CbSeventh
Minor seventh (♭7)
Ten semitones — the dominant/minor seventh. Adds bluesy tension (7, m7).
EbbExtension
Flat ninth (♭9)
A ♭9 — sharp, dissonant tension typical of altered dominant chords.
🎼 Related scales
🎹 Modal analysis
This chord implies the Half-whole diminished scale; its characteristic note is the ♭9 / ♭2.
🎸 Genres
Bebop jazz · Hard bop · Gypsy jazz