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B♭ Dominant 7th Chord (B♭7)

Notes: B♭, D, F, A♭. Tap any diagram to hear it.

B♭7
Notes
B♭DFA♭
Formula
1 – 3 – 5 – ♭7

B♭7 on guitar

Fret 1 · most common
x-1-3-1-3-1
Fret 6
6-8-6-7-6-6
Fret 13
x-13-15-13-15-13

Strings from low (left) to high (right). Numbers are fingers: 1 index, 2 middle, 3 ring, 4 pinky. × = don’t play, ○ = open string.

B♭7 on ukulele

Fret 1 · most common
1-2-1-1
Fret 6
7-8-6-8
Fret 10
10-10-10-11

B♭7 on piano

Other B♭ chords

B♭B♭mB♭maj7B♭m7B♭sus2B♭sus4B♭dimB♭augB♭6B♭m6B♭9B♭add9B♭7sus4B♭m7♭5B♭dim7

Dominant 7th chords in other keys

C7C♯7D7E♭7E7F7F♯7G7A♭7A7B7

About the B♭ Dominant 7th chord

Dominant seventh chords add tension that wants to resolve, usually to the chord a fifth below. They are essential in blues, jazz and rock. B♭7 is built from the root (B♭), major third (D), perfect fifth (F), minor seventh (A♭).

Frequently asked questions

What notes are in the B♭ Dominant 7th chord?

The B♭7 chord is made of B♭, D, F, A♭: the root, major third, perfect fifth, minor seventh.

How do you play B♭7 on guitar?

The most common fingering is x-1-3-1-3-1, from the low E string to the high E string (x = don’t play that string, 0 = open string). It uses a barre at fret 1.

How do you play B♭7 on piano?

Press B♭, D, F, A♭ together. In root position the lowest note is B♭.