Chord · 7ths
B♭m7♯5 — B♭ Minor 7th ♯5
B♭m7♯5 is the B♭ minor 7th ♯5 chord. It is built on the root B♭ with minor 3rd (D♭), augmented 5th (F♯) and minor 7th (A♭) above it — the formula 1 ♭3 ♯5 ♭7, sounding the notes B♭ D♭ F♯ A♭. On the piano it sits at Bb (octave 3) and above in the library's voicing; the same 4 notes in any octave are still B♭m7♯5.
- Root
- B♭
- Quality
- Minor 7th ♯5
- Formula
- 1 ♭3 ♯5 ♭7
- Notes
- B♭ D♭ F♯ A♭
On the keyboard
The notes of B♭m7♯5
| Degree | Note | Interval from the root | Pitch |
|---|---|---|---|
| 1 | B♭ | root | B♭3 |
| ♭3 | D♭ | minor 3rd | D♭4 |
| ♯5 | F♯ | augmented 5th | F♯4 |
| ♭7 | A♭ | minor 7th | A♭4 |
Other 7ths on B♭
Minor 7th ♯5 chords on every root
Part of the chord reference. See also the scales and the keys.