D♭ Dominant 7th Sharp 11

Also known as C♯ Dominant 7th Sharp 11

Same keys, different spelling.

Open C♯ Dominant 7th Sharp 11 →Same chord, spelled with sharps What are enharmonics? →Why one chord has two names

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Root

Chord type

Listen plays the chord. Play Along lights up each note in order so you can follow.

D♭7♯11

D♭ – F – G – A♭ – C♭

Formula:R-M3-A4-P5-m7

Intervals:P1-M3-A4-P5-m7

Scale Degrees:1-3-#4-5-b7

Introduction

Db Dominant 7th Sharp 11 piano chord, root position — Db, F, Ab, B, G — The Db Dominant 7th Sharp 11 chord in root position on a piano keyboard, notes Db, F, Ab, B, G.

The D♭ Dominant 7th Sharp 11 chord is a five-note chord made up of D♭, F, G, A♭, and C♭. It is built from a root, major third, augmented fourth, perfect fifth, and minor seventh.

Notes

Notes:D♭ – F – G – A♭ – C♭

Key Signature

The key of Db Dominant 7th Sharp 11 has 5 flats.

B♭E♭A♭D♭G♭

Order of flats

Flats are added in a fixed order — the reverse of the sharp order. Each new flat key adds the next flat on the list.

B♭E♭A♭D♭G♭C♭F♭

Mnemonic: Battle Ends And Down Goes Charles’ Father

Chords in the Key of D♭ Major

These are the diatonic triads built on each degree of the D♭ major scale:

I — D♭ Major (major)

Degree	Numeral	Chord	Quality
1	I	D♭ Major	Major
2	ii	E♭ Minor	Minor
3	iii	F Minor	Minor
4	IV	G♭ Major	Major
5	V	A♭ Major	Major
6	vi	B♭ Minor	Minor
7	vii°	C Diminished	Diminished

Theory: Intervals

Formula: R-M3-A4-P5-m7

Intervals: P1-M3-A4-P5-m7

The D♭ Dominant 7th Sharp 11 is built by stacking intervals from the root note. The formula R-M3-A4-P5-m7 describes the scale degrees used. The intervals P1-M3-A4-P5-m7 show the distance between each note in the chord.