Chord · 7ths
Cm7♭5 — C Half-Diminished
Cm7♭5 is the C half-diminished chord. It is built on the root C with minor 3rd (E♭), diminished 5th (G♭) and minor 7th (B♭) above it — the formula 1 ♭3 ♭5 ♭7, sounding the notes C E♭ G♭ B♭. On the piano it sits at C (octave 4) and above in the library's voicing; the same 4 notes in any octave are still Cm7♭5.
- Root
- C
- Quality
- Half-Diminished
- Formula
- 1 ♭3 ♭5 ♭7
- Notes
- C E♭ G♭ B♭
On the keyboard
Right-hand fingering for this voicing: 1–2–3–5 (1 is the thumb).
The notes of Cm7♭5
| Degree | Note | Interval from the root | Pitch |
|---|---|---|---|
| 1 | C | root | C4 |
| ♭3 | E♭ | minor 3rd | E♭4 |
| ♭5 | G♭ | diminished 5th | G♭4 |
| ♭7 | B♭ | minor 7th | B♭4 |
Other 7ths on C
Half-Diminished chords on every root
Part of the chord reference. See also the scales and the keys.