Bbaug chord
Bb augmented
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Play Bbaug on ukulele at frets 3-2-2-1 in gCEA tuning.
The Bbaug chord has the formula 1, 3, #5 with notes Bb, D, Gb
The augmented chord is a notoriously dissonant chord because its notes do not fit in either the major or minor scale. In jazz, it is most commonly used as a passing chord and can also be used as a pivot chord to modulate the key.