The B-flat augmented chord (abbreviated "Bbaug chord") is a triad consisting of the notes B, D, and F. The chord is formed by raising the fifth of a B-flat major chord a half step.

Name
B-flat augmented chord
Synonym
B-flat augmented triad
Notes
B D F
Intervals
1 3 5
Chord symbol
B+
Alternative symbols
Baug B(#5)
Type
Triad (three-note chord)

Bbaug chord on piano

Bbaug chord on guitar

Bbaug chord on ukulele

Bbaug chord on the staff