Chord · 7ths

E♭m7♭5 — E♭ Half-Diminished

E♭m7♭5 is the E♭ half-diminished chord. It is built on the root E♭ with minor 3rd (G♭), diminished 5th (B𝄫) and minor 7th (D♭) above it — the formula 1 ♭3 ♭5 ♭7, sounding the notes E♭ G♭ B𝄫 D♭. On the piano it sits at Eb (octave 4) and above in the library's voicing; the same 4 notes in any octave are still E♭m7♭5.

Root
E♭
Quality
Half-Diminished
Formula
1 ♭3 ♭5 ♭7
Notes
E♭ G♭ B𝄫 D♭

On the keyboard

E♭m7♭5 on the piano keyboard: E♭ G♭ B𝄫 D♭1235E♭G♭B𝄫D♭

Right-hand fingering for this voicing: 1–2–3–5 (1 is the thumb).

The notes of E♭m7♭5

DegreeNoteInterval from the rootPitch
1E♭rootE♭4
♭3G♭minor 3rdG♭4
♭5B𝄫diminished 5thB♭♭4
♭7D♭minor 7thD♭5

Other 7ths on E♭

E♭7E♭maj7E♭m7E♭dim7E♭mMaj7E♭7sus2E♭7sus4E♭7♭5E♭7♯5E♭maj7♭5E♭maj7♯5

Half-Diminished chords on every root

Cm7♭5C♯m7♭5Dm7♭5Em7♭5Fm7♭5F♯m7♭5Gm7♭5G♯m7♭5Am7♭5B♭m7♭5Bm7♭5

Part of the chord reference. See also the scales and the keys.