D diminished chord on ukulele (Ddim)

Also called or written Ddim or

D diminished contains D, F, and A♭. The 7th-fret shape mutes the E string and requires a stretch to the 8th fret.

7frDA♭FGCEA
Positions on the neck1 of 4
Practice D diminished chord

How it is built

DRootFMinor thirdA♭Diminished fifth

Formula 1, ♭3, ♭5

Inversions

How do you play a D diminished chord on ukulele?

D diminished is played at the 7th fret as 7 8 × 8: index finger on the G string at fret 7, middle finger on the C string at fret 8 and ring finger on the A string at fret 8. The E string stays muted.

Full note and interval breakdown
StringFretFingerNote
4 (G)71D (1)
3 (C)82A♭ (♭5)
2 (E)muted
1 (A)83F (♭3)

IntermediateThe ring finger must reach the A string at fret 8 while the middle finger holds the C string at fret 8, and the E string must be muted.

Ddim/A♭ inversion · 10-8-10-8

D diminished is played at the 8th fret as 10 8 10 8: ring finger on the G string at fret 10, index finger on the C string at fret 8, pinky finger on the E string at fret 10 and middle finger on the A string at fret 8.

Full note and interval breakdown
StringFretFingerNote
4 (G)103F (♭3)
3 (C)81A♭ (♭5)
2 (E)104D (1)
1 (A)82F (♭3)

1st fret

D diminished is played at the 1st fret as 1 2 1 ×: index finger on the G string at fret 1, ring finger on the C string at fret 2 and middle finger on the E string at fret 1. The A string stays muted.

Full note and interval breakdown
StringFretFingerNote
4 (G)11A♭ (♭5)
3 (C)23D (1)
2 (E)12F (♭3)
1 (A)muted

Ddim/A♭ inversion · ×-8-10-8

D diminished is played at the 8th fret as × 8 10 8: index finger on the C string at fret 8, ring finger on the E string at fret 10 and middle finger on the A string at fret 8. The G string stays muted.

Full note and interval breakdown
StringFretFingerNote
4 (G)muted
3 (C)81A♭ (♭5)
2 (E)103D (1)
1 (A)82F (♭3)

Why it sounds like that

D diminished is built from the 1, ♭3, ♭5 formula. The ♭5 interval creates a tritone with the root. Compare it to D minor, which has a perfect fifth A.

What goes wrong with D diminished?

  • Letting the open E string ring through, which adds a note outside the chord.
  • Flattening the ring finger onto the E string, muting it unintentionally.

When to use it

D diminished works as a passing chord in C natural minor or E♭ major. It suits tense, dramatic moments in jazz and classical music.

Changing to and from D diminished

  • Sliding the shape down two frets to the 5th fret gives C diminished.
  • Sliding the shape up one fret to the 8th fret gives E♭ diminished.

Which voicing to use

The 7th-fret shape keeps D in the bass for a root-position sound. The Ddim/F inversion puts F in the bass, which gives a darker color.

Other D chords

Common questions

How is D diminished written?

D diminished is written D° or Ddim. The root is D.

What is the difference between D diminished and D minor?

D diminished lowers the fifth from A to A♭, creating a tritone. D minor keeps the perfect fifth A.

Why is the E string muted in the 7th-fret shape?

The open E string is not a chord tone of D diminished. Muting it keeps the voicing clean.