Bb Chords A A# / Bb B C C#/Db D D#/Eb E F F#/Gb G G#/Ab All Root Bb Chords Bb Bbm Bb7 Bbmaj7 Bbm7 BbmM7 Bbsus2 Bbsus4 Bb5 Bb6 Bbm6 Bb6add9 Bb9 Bbm9 Bbmaj9 Bb11 Bbm11 Bb13 Bbm13 Bbmaj13 Bb7-5 Bb7+5 Bbdim Bbdim7 Bbm7b5 Bbaug Bbaug7