Bbaug7

Augmented 7th

Jazz

Click keys to experiment with the chord

Notes

1•A#43•D5#5•F#5b7•G#5

Formula

1 – 3 – #5 – b7

Intervals: 0 semitones, 4 semitones, 8 semitones, 10 semitones

Practice Note

Enharmonically equivalent to 7#5. Also written as +7. All three symbols (aug7, 7#5, +7) are interchangeable.

About Bbaug7

The Bbaug7 chord sounds colorful and expressive. It is built from the notes A#, D, F#, G#, stacking 4 tones to create its distinctive sound. This chord is commonly heard in jazz.

Notes: A# – D – F# – G# | Formula: 1 – 3 – #5 – b7

Related Chords

Augmented 7th in other keys

Caug7 Dbaug7 Daug7 Ebaug7 Eaug7 Faug7

Other Bb chords

Bb5 — Power Chord Bb6 — Major 6th Bb7 — Dominant 7th Bb9 — Dominant 9th Bb11 — Dominant 11th Bb13 — Dominant 13th Bb — Major Bbm — Minor

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