The Bb7#9 chord (B flat 7 sharp 9) contains the notes Bb, D, F, Ab and C#. It is produced by taking the 1 (root), 3, 5, b7 and #9 of the Bb Major scale. The #9 (C#) note is the same note as the b3 (Db) of the Major scale, creating a great sense of tension in the chord. Here’s how to play it.
10 Ways To Play The Bb7#9 Chord
If you’ve come to this page just to view some chord diagrams for Bb7#9, here they are.