D♭ Dominant 7th Sus4
Db7sus4 · Root
Every chord tone stacked from the root up.
Click keys to experiment with the chord
D♭ – G♭ – A♭ – C♭
1 – 4 – 5 – b7
The Db7sus4 chord sounds floating and unresolved, common in modal jazz. Its notes are Db, Gb, Ab, Cb.