Bb 6th Added 9th

Bb6add9

Notes

Bb · D · F · G · C

Intervals

  • RootBb (1P)
  • Major 3rdD (3M)
  • Perfect 5thF (5P)
  • Major 6thG (6M)
  • Major 9thC (9M)

Fretboard

EBGDAE357912FGBbCDCDFGBbGBbCDFGDFGBbCDBbCDFGFGBbCD

About

The B♭6/9 (B♭–D–F–G–C) combines the warmth of the 6th with the openness of the 9th, deliberately omitting the 7th. This keeps the chord stable and resolved — unlike extensions that include a 7th, it does not imply harmonic motion. It is a rich tonic color used in jazz, R&B, and gospel as a final or resting chord. Both the G and C are essential to the sound; the 5th can be omitted in compact voicings. On guitar, spread voicings that separate the 6 and 9 allow both extensions to speak clearly without muddiness. Compared to B♭Maj9, the 6/9 is warmer and more grounded; compared to B♭add9, fuller.

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