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Dm7♭5 chord

D Half-Diminished 7th

Dm7b5 · Root

1D4b3F4b5Ab4b7C5
C41b3b7C5C6b5

Every chord tone stacked from the root up.

Click keys to experiment with the chord

Notes

D – F – A♭ – C

Formula

1 – b3 – b5 – b7

Practice Note

The half-diminished chord is the usual iiø7 in a minor-key ii–V–i, commonly paired with Locrian or Locrian natural 2. Its b5 and b7 lead into the dominant; the root may be omitted in a piano voicing when supplied by bass.

Try next

Dm7 · SiblingDdim7 · SiblingG7b9 · Next in ii–VCm · ii–V–i targetFm6 · Same notesBb9 · Same notes (rootless)

About Dm7b5

The Dm7b5 chord sounds dark and ambiguous, the classic jazz ii chord in minor keys. Its notes are D, F, Ab, C. This chord is commonly heard in jazz.

Jazz
All D chords (61)

Triads

D — MajorDm — MinorDdim — DiminishedDaug — AugmentedDsus2 — Suspended 2ndDsus4 — Suspended 4thD5 — Power Chord

7ths

D7 — Dominant 7thDmaj7 — Major 7thDm7 — Minor 7thDm7#5 — Minor 7th Sharp 5Ddim7 — Diminished 7thD6 — Major 6thDm6 — Minor 6thD7sus4 — Dominant 7th Sus4D7sus2 — Dominant 7th Sus2

Extended

D9 — Dominant 9thDmaj9 — Major 9thDm9 — Minor 9thDadd9 — Add 9Dadd11 — Add 11Dadd2 — Add 2Dadd#11 — Add Sharp 11D11 — Dominant 11thD13 — Dominant 13thD6/9 — 6/9Dmaj13 — Major 13thDm(add2) — Minor Add 2Dm(add9) — Minor Add 9Dm(add11) — Minor Add 11DmMaj7 — Minor Major 7thDm11 — Minor 11thDm13 — Minor 13thDm6/9 — Minor 6/9D7#11 — Dominant 7th Sharp 11D9#11 — Dominant 9th Sharp 11D13#11 — Dominant 13th Sharp 11D9sus4 — Dominant 9th Sus4D13sus4 — Dominant 13th Sus4Dmaj7#11 — Major 7th Sharp 11Dmaj9#11 — Major 9th Sharp 11DmMaj9 — Minor Major 9thDm9b5 — Half-Diminished 9th

Altered

D7#9 — Dominant 7th Sharp 9D7b9#9 — Dominant 7th Flat 9 Sharp 9D13#9 — Dominant 13th Sharp 9D7b9 — Dominant 7th Flat 9D7#5 — Dominant 7th Sharp 5D7b5 — Dominant 7th Flat 5D7alt — Altered DominantD7#9#5 — Dominant 7th #9 #5D7b9b5 — Dominant 7th b9 b5D7#9b5 — Dominant 7th #9 b5D7sus4b9 — Dominant 7th Sus4 Flat 9D9#5 — Dominant 9th Sharp 5D9b5 — Dominant 9th Flat 5D13b9 — Dominant 13th Flat 9D7b13 — Dominant 7th Flat 13Daug7 — Augmented 7thDdim(maj7) — Diminished Major 7thDaugMaj7 — Augmented Major 7th