B flat major seventh piano chord (Bbmaj7)
Also written A#maj7 (A sharp major seventh)
The major seventh chord adds a major seventh to the major chord. A soft, dreamy sound, everywhere in jazz, bossa nova 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 | major third |
| F | perfect fifth |
| A | major seventh |
Formula: 1 – 3 – 5 – 7 · B♭ – D – F – A
A progression with this chord
A typical jazz and bossa nova chord sequence.