D♭ Diminished Major 7th

Notes: D♭ – F♭ – A♭♭ – C
Degrees: 1 – ♭3 – ♭5 – 7Also written: D♭dim(maj7), D♭°M7Raise F♭ to F and it is D♭maj7♭5; raise A♭♭ to A♭ and it is D♭m(maj7). D♭ and C do not move.

The D♭ Diminished Major 7th chord is a four-note chord made up of D♭, F♭, A♭♭, and C.

D♭ Diminished Major 7th chord: D♭, F♭, A♭♭, C

It is built from a root, minor third, diminished fifth, and major seventh.

A diminished triad with a major 7th: rare and unstable, used for chromatic color in jazz.

C♯ Diminished Major 7th

This is the same chord as C♯ Diminished Major 7th: the same keys on the keyboard, spelled with sharps.

Open C♯ Diminished Major 7th What are enharmonics?

Construction

D♭ Diminished Major 7th = Root + Minor 3rd + Diminished 5th + Major 7th = D♭, F♭, A♭♭, C

Note	Interval	Degree
D♭	Root	1
F♭	Minor 3rd	♭3
A♭♭	Diminished 5th	♭5
C	Major 7th	7

How to Play the D♭ Diminished Major 7th

Right Hand (RH)

Place your right hand over the keys with the thumb on the root. Use the fingering: 2 – 3 – 4 – 5

Left Hand (LH)

For the left hand, start with your pinky on the root. Use the fingering: 5 – 4 – 3 – 2

D♭ Diminished Major 7th : Frequently Asked Questions

What is the D♭ Diminished Major 7th chord on piano?

The D♭ Diminished Major 7th chord contains the notes D♭ – F♭ – A♭♭ – C. On piano, play these notes together to sound the chord.

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