B flat minor seventh piano chord (Bbm7)
Also written A#m7 (A sharp minor seventh)
The minor seventh chord adds a minor seventh to the minor chord. Softer than a plain minor chord, it is everywhere in jazz, funk, soul and pop.
On the keyboard
Root position
- Notes
- B♭ – D♭ – F – A♭
- Fingering (right hand)
- 1 – 2 – 3 – 5
1st inversion
- Notes
- D♭ – F – A♭ – B♭
- Fingering (right hand)
- 1 – 2 – 3 – 5
2nd inversion
- Notes
- F – A♭ – B♭ – D♭
- Fingering (right hand)
- 1 – 2 – 3 – 5
3rd inversion
- Notes
- A♭ – B♭ – D♭ – F
- Fingering (right hand)
- 1 – 2 – 3 – 5
Chord notes
| Note | Interval |
|---|---|
| B♭ (B flat) | root |
| D♭ (D flat) | minor third |
| F | perfect fifth |
| A♭ (A flat) | minor seventh |
Formula: 1 – b3 – 5 – b7 · B♭ – D♭ – F – A♭
A progression with this chord
The minor seventh chord as the ii in a ii – V – I, the cornerstone of jazz harmony.