Dim & aug familyviiø7 in G major
G♭ half-diminished chord
G♭m7♭5G♭ half-diminished
Piano root position
- Root
- ♭3
- ♭5
- ♭7
Guitar standard tuning
Fret 1
No barre: each note has its own finger.
Finger: 1 index, 2 middle, 3 ring, 4 little
Notation treble clef
Intervals
12 semitones- G♭1
- ♭2
- 2
- B𝄫♭3
- 3
- 4
- D𝄫♭5
- 5
- ♯5
- 6
- F♭♭7
- 7
- G♭ Root
- B𝄫 Minor 3rd
- D𝄫 Diminished 5th
- F♭ Minor 7th
About this chord
What is a G♭ half-diminished chord?
G♭m7♭5 is built from 4 notes: G♭ (the root), B𝄫 (the ♭3), D𝄫 (the ♭5), F♭ (the ♭7). The ii chord of a minor key: dark but softer than fully diminished.
- Notes
- G♭ · B𝄫 · D𝄫 · F♭
- Formula
- 1 · ♭3 · ♭5 · ♭7
- Also written
- G♭ø7 · G♭ø
- Found in
- viiø7 in G major · iiø7 in E minor
Scales that contain G♭m7♭5
Neighbours
Chords close to G♭m7♭5
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