Minor ii-V-i
Half-diminished and diminished sounds often set up a dominant chord resolving to minor.
Guitar chord companion
A# Half-Diminished Chord
Learn the A# Half-Diminished chord on guitar with chord tones, intervals, and interactive fretboard shapes.
1A#b3C#b5Eb7G#
Playable A# Half-Diminished Chord voicings
Start with these chord-box shapes, then use the full fretboard below to see every chord tone.
A shape, open position
Low to high strings: x 1 2 1 2 x
G shape, fret 4
Low to high strings: 6 4 x 6 5 4
E shape, fret 6
Low to high strings: 6 7 6 6 x x
D shape, fret 8
Low to high strings: x x 8 9 9 9
C shape, fret 13
Low to high strings: x 13 14 13 14 x
Full fretboard map
Every A# Half-Diminished Chord chord tone across the neck, with roots highlighted for quick orientation.
CAGED
Common progressions using A# Half-Diminished
Try these progressions to hear the chord in context instead of treating it as an isolated shape.
Passing diminished motion
Use the tension as a connector between more stable harmony.
Chord Tones
| Degree | Interval | Note |
|---|---|---|
| 1 | R | A# |
| b3 | b3 | C# |
| b5 | b5 | E |
| b7 | b7 | G# |
Compatible Scales
Formula
R – b3 – b5 – b7