Chord · 7ths
B♭7sus4 — B♭ 7th Sus 4
B♭7sus4 is the B♭ 7th sus 4 chord. It is built on the root B♭ with perfect 4th (E♭), perfect 5th (F) and minor 7th (A♭) above it — the formula 1 4 5 ♭7, sounding the notes B♭ E♭ 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♭7sus4.
- Root
- B♭
- Quality
- 7th Sus 4
- Formula
- 1 4 5 ♭7
- Notes
- B♭ E♭ F A♭
On the keyboard
The notes of B♭7sus4
| Degree | Note | Interval from the root | Pitch |
|---|---|---|---|
| 1 | B♭ | root | B♭3 |
| 4 | E♭ | perfect 4th | E♭4 |
| 5 | F | perfect 5th | F4 |
| ♭7 | A♭ | minor 7th | A♭4 |
Other 7ths on B♭
7th Sus 4 chords on every root
Part of the chord reference. See also the scales and the keys.