Bb major 13th chord

Bbmaj13 chord for piano with keyboard diagram.
Explanation: The B flat major thirteenth is a six-note chord (the 11th, Eb in the case of Bbmaj13, is normally excluded). For practical reasons the chord is normally played with omitted notes and/or inverted. It is often abbreviated as Bbmaj13 (not to be confused with Bb13).
Omissions: Bbmaj13(no5): Bb - D - A - C - G, Bbmaj13(no9): Bb - D - F - A - G.
Theory: The Bb major thirteenth chord is constructed by extending the major eleventh chord with a major thirteenth note.


Bbmaj13 chord diagram
Notes: Bb - D - F - A - C - G

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Bbmaj13 inversions and voicings

Bbmaj13 chord voicing diagram
Notes: Bb - A - D - G
Two-hand voicing

Bb chord categories

Bb Bbm Bb7 Bbm7 Bbmaj7 BbmM7 Bb6 Bbm6 Bb6/9 Bb5 Bb9 Bbm9 Bbmaj9 Bb11 Bbm11 Bbmaj11 Bb13 Bbm13 Bbmaj13 Bbadd Bb7-5 Bb7+5 Bbsus Bbdim Bbdim7 Bbm7b5 Bbaug Bbaug7