# B♭ diminished 7th Guitar Chord

> The B♭ diminished 7th diminished 7th chord extends the diminished triad with a double-flatted seventh A♭♭, creating a haunting, symmetrical dissonance. Its ambiguous, tension-filled sound is ideal for dramatic resolutions, suspenseful scenes, or mysterious soundscapes in classical and cinematic compositions. With A♭♭ in the bass, this voicing functions as the 3rd inversion of B♭ diminished 7th.

Source: https://guitarwiz.app/chords/b-flat-diminished-7th/a-flat-flat

## Chord Facts

- Symbol: B♭dim7
- Notes: B♭, D♭, F♭, A♭♭
- Intervals: 1 (B♭), ♭3 (D♭), ♭5 (F♭), ♭♭7 (A♭♭)
- Mood: dramatic, suspenseful, intense, ominous
- Genres: Classical, Jazz, Cinematic, Experimental
- Playable shapes: 21

## Quick Shapes

- Shape 1: 3 4 5 3 5 3 (https://guitarwiz.app/chords/b-flat-diminished-7th/a-flat-flat/345353)
- Shape 2: 3 4 5 3 5 0 (https://guitarwiz.app/chords/b-flat-diminished-7th/a-flat-flat/345350)
- Shape 3: -1 10 11 9 11 9 (https://guitarwiz.app/chords/b-flat-diminished-7th/a-flat-flat/xab9b9)
- Shape 4: -1 10 11 9 11 0 (https://guitarwiz.app/chords/b-flat-diminished-7th/a-flat-flat/xab9b0)
- Shape 5: -1 10 11 0 11 0 (https://guitarwiz.app/chords/b-flat-diminished-7th/a-flat-flat/xab0b0)
- Shape 6: -1 -1 5 3 2 0 (https://guitarwiz.app/chords/b-flat-diminished-7th/a-flat-flat/xx5320)
- Shape 7: 3 1 -1 0 2 0 (https://guitarwiz.app/chords/b-flat-diminished-7th/a-flat-flat/31x020)
- Shape 8: 3 1 -1 3 2 0 (https://guitarwiz.app/chords/b-flat-diminished-7th/a-flat-flat/31x320)

## Related Articles

- https://guitarwiz.app/articles/how-to-read-guitar-chord-diagrams
- https://guitarwiz.app/articles/chord-construction-guitar
- https://guitarwiz.app/articles/chord-inversions-guitar
- https://guitarwiz.app/articles/diminished-chords-guitar