Chord · 13ths
B♭m7/13 — B♭ Minor 7th / 13th
B♭m7/13 is the B♭ minor 7th / 13th chord. It is built on the root B♭ with minor 3rd (D♭), perfect 5th (F), minor 7th (A♭) and major 13th (G) above it — the formula 1 ♭3 5 ♭7 13, sounding the notes B♭ D♭ F A♭ G. On the piano it sits at Bb (octave 3) and above in the library's voicing; the same 5 notes in any octave are still B♭m7/13.
- Root
- B♭
- Quality
- Minor 7th / 13th
- Formula
- 1 ♭3 5 ♭7 13
- Notes
- B♭ D♭ F A♭ G
On the keyboard
The notes of B♭m7/13
| Degree | Note | Interval from the root | Pitch |
|---|---|---|---|
| 1 | B♭ | root | B♭3 |
| ♭3 | D♭ | minor 3rd | D♭4 |
| 5 | F | perfect 5th | F4 |
| ♭7 | A♭ | minor 7th | A♭4 |
| 13 | G | major 13th | G5 |
Other 13ths on B♭
Minor 7th / 13th chords on every root
Part of the chord reference. See also the scales and the keys.