Bmaj7b5 Piano Chord
An unusual "Lydian" chord with a major seventh and a lowered fifth. Occasionally found in progressive jazz and experimental music.
Recommended voicing
B3 · D#4 · F4 · A#4
With bass · rootless
Left hand
F3 · A#3 · D#4
fingers 5–3–1
Right hand
Free
melody / improvisation
Jazz accompaniment with a bass player: the bass supplies the root, leaving the right hand free for melody or improvisation.
Other names for the Bmaj7b5 chord
Other names: B major 7th flat 5
Music theory name: major seventh flat five chord
Common name: B major 7th flat 5 chord
Notes and intervals in the Bmaj7b5 chord
| Note | Interval |
|---|---|
| B | Root |
| D# | Major 3rd |
| F | Diminished 5th |
| A# | Major 7th |
Inversions
1st inversion
D#4 · F4 · A#4 · B4
2nd inversion
F4 · A#4 · B4 · D#5