Construction
D♯ Major 11th = Root + Major 3rd + Perfect 5th + Major 7th + Major 2nd + Perfect 4th = D♯, F♯♯, A♯, C♯♯, E♯, G♯
| Note | Interval | Degree |
|---|---|---|
| D♯ | Root | 1 |
| F♯♯ | Major 3rd | 3 |
| A♯ | Perfect 5th | 5 |
| C♯♯ | Major 7th | 7 |
| E♯ | Major 2nd | 9 |
| G♯ | Perfect 4th | 11 |
Key Signature
A chord has no key signature of its own, but the D♯ Major 11th is the tonic (I) chord of D♯ Major, whose key signature has 3 flats (B♭, E♭, A♭).
B♭E♭A♭
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 triads built on each degree of D♯ Major:
Scales That Include the D♯ Major 11th
- Eb Major (I)
- C Minor (III)
- F Dorian (VII)
- G Phrygian (VI)
- Ab Lydian (V)
- Bb Mixolydian (IV)
- C Aeolian (III)
- D Locrian (II)
D♯ Major 11th : Frequently Asked Questions
What is the D♯ Major 11th chord on piano?
The D♯ Major 11th chord contains the notes D♯ – F♯♯ – A♯ – C♯♯ – E♯ – G♯. On piano, play these notes together to sound the chord.
What is the D# piano chord?
The D# piano chord (written D♯ Major 11th) uses the same keys: D♯ – F♯♯ – A♯ – C♯♯ – E♯ – G♯. The # and ♯ symbols name the same black key.
What notes are in the D# Major 11th chord?
D# Major 11th is built from the D# root. Check the interactive keyboard above for exact notes and fingering.
How is the D# Major 11th chord used in music?
D# Major 11th appears in jazz, pop, and classical contexts. Its sound depends on the chord quality (Major 11th).
What is the fingering for D# Major 11th?
See the fingering chart above. Right hand typically uses thumb on root. Left hand uses pinky on root.
What are the inversions of D# Major 11th?
Use the inversion buttons above to see each inversion with notes, fingering, and staff notation.