Chord · 7ths

D♭7 — D♭ Dominant 7th

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

Root
D♭
Quality
Dominant 7th
Formula
1 3 5 ♭7
Notes
D♭ F A♭ C♭

On the keyboard

D♭7 on the piano keyboard: D♭ F A♭ C♭1235D♭FA♭C♭

Right-hand fingering for this voicing: 1–2–3–5 (1 is the thumb).

The notes of D♭7

DegreeNoteInterval from the rootPitch
1D♭rootD♭4
3Fmajor 3rdF4
5A♭perfect 5thA♭4
♭7C♭minor 7thC♭5

Other 7ths on D♭

Dominant 7th chords on every root

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