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B flat seventh chord (Bb7) on piano

The B flat seventh chord (Bb7) on piano has 4 notes: B flat, D, F, and A flat (B♭, D, F, A♭). With the right hand, use fingers 1-2-3-5; with the left hand, 5-3-2-1 (1 is the thumb). On the keyboard below, the root (B flat) has the strongest color; each key shows the note name and the degree.

Notes
B♭DFA♭
Formula
135♭7

How to play Bb7 on piano

Root position · From low to high: B♭ D F A♭

Bb7 chord (B flat seventh) on piano, root position: keys Bb, D, F, Ab

Right hand: 1-2-3-5 Left hand: 5-3-2-1

Fingers: 1 = thumb, 2 = index, 3 = middle, 4 = ring, 5 = little finger. The small dot marks middle C (C4). Tap a key to hear the note.

Bb7 chord inversions

Inverting a chord means putting another of its notes in the bass (the lowest key) without changing the notes. Inversions shorten the way your hand travels from one chord to the next and slightly change the color of the sound.

  1. 1st inversion (Bb7/D)

    Bb7/D: D (3) in the bass

    Bb7/D chord (B flat seventh) on piano, 1st inversion: keys D, F, Ab, Bb

    From low to high: D F A♭ B♭

  2. 2nd inversion (Bb7/F)

    Bb7/F: F (5) in the bass

    Bb7/F chord (B flat seventh) on piano, 2nd inversion: keys F, Ab, Bb, D

    From low to high: F A♭ B♭ D

  3. 3rd inversion (Bb7/Ab)

    Bb7/Ab: A flat (♭7) in the bass

    Bb7/Ab chord (B flat seventh) on piano, 3rd inversion: keys Ab, Bb, D, F

    From low to high: A♭ B♭ D F

Notes and intervals of Bb7

Bb7 (B flat seventh) is built from 4 notes. Each one fills a degree of the chord:

  • B♭ · 1 · root
  • D · 3 · major third
  • F · 5 · perfect fifth
  • A♭ · ♭7 · minor seventh

About the seventh chord

The dominant seventh chord carries a tension that "wants" to go somewhere: the third and the seventh form a tritone that resolves down a fifth (G7 → C). It is the V chord of any key, the sound of the blues (where every chord can take a seventh) and a staple of country and swing.

Other B flat chords

Seventh: other roots

Chords that go with Bb7

Bb7 is a dominant chord and usually resolves up a perfect fourth, to one of these chords:

Arpeggio

Frequently asked questions

What are the notes of the Bb7 chord on piano?

Bb7 (B flat seventh) has the notes B♭, D, F, A♭. The formula is 1 · 3 · 5 · ♭7: root, major third, perfect fifth, minor seventh.

How do you play Bb7 on piano?

Find the B flat key and add the other notes above it: B♭, D, F, A♭. Play them all together. With the right hand, use fingers 1-2-3-5; with the left hand, 5-3-2-1.

What are the inversions of Bb7?

1st inversion (Bb7/D): D F A♭ B♭; 2nd inversion (Bb7/F): F A♭ B♭ D; 3rd inversion (Bb7/Ab): A♭ B♭ D F.

What does Bb7 mean?

Bb7 is the chord symbol for B flat seventh. The dominant seventh chord carries a tension that "wants" to go somewhere: the third and the seventh form a tritone that resolves down a fifth (G7 → C). It is the V chord of any key, the sound of the blues (where every chord can take a seventh) and a staple of country and swing.

Is the Bb7 chord the same on piano and keyboard?

Yes. The notes and inversions are the same on any keyboard instrument: acoustic piano, digital piano, keyboard, organ or synthesizer.

Bb7 on other instruments

All piano chords