Chord · Altered Dom.

D♭7♭5♯9 — D♭ Altered ♭5♯9

D♭7♭5♯9 is the D♭ altered ♭5♯9 chord. It is built on the root D♭ with major 3rd (F), diminished 5th (A𝄫), minor 7th (C♭) and augmented 9th (E) above it — the formula 1 3 ♭5 ♭7 ♯9, sounding the notes D♭ F A𝄫 C♭ E. On the piano it sits at Db (octave 4) and above in the library's voicing; the same 5 notes in any octave are still D♭7♭5♯9.

Root
D♭
Quality
Altered ♭5♯9
Formula
1 3 ♭5 ♭7 ♯9
Notes
D♭ F A𝄫 C♭ E

On the keyboard

D♭7♭5♯9 on the piano keyboard: D♭ F A𝄫 C♭ ED♭FA𝄫C♭E

The notes of D♭7♭5♯9

DegreeNoteInterval from the rootPitch
1D♭rootD♭4
3Fmajor 3rdF4
♭5A𝄫diminished 5thA♭♭4
♭7C♭minor 7thC♭5
♯9Eaugmented 9thE5

Other altered dom. on D♭

Altered ♭5♯9 chords on every root

Part of the chord reference. See also the scales and the keys.