D♭ Dominant 9th Sharp 11
Db9#11 · Root
Every chord tone stacked from the root up.
Click keys to experiment with the chord
D♭ – F – A♭ – C♭ – E♭ – G
1 – 3 – 5 – b7 – 9 – #11
This Lydian-dominant color can function as V7 or as a sustained dominant sonority in jazz and fusion. The 5th is often left out of piano voicings; retain the 3rd, b7, and #11 for its characteristic tritone-and-color tension.