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An interactive reference for guitar chord shapes, voicings and the theory behind them.

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  1. Chords
  2. /
  3. B♭
  4. /
  5. 6/9

B♭ 6/9 (B♭6/9)

B♭Root
DMaj 3
FPerf 5
GMaj 6
C9

Lush and bright. Combines 6 and add9. Very common in jazz as a substitute for major 7th chord.

Notes
B♭DFGC
Formula
1 · 3 · 5 · 6 · 9
Type
Added-tone chord
03

How to play it

EADGBe12312345

B♭6/9

B♭ 6/9, Open

Bass
B♭, the root
Root
B♭
Strings
A D G B e · open
  • B♭Root
  • DM3
  • FP5
  • GM6
  • C9

Up the neck

6 voicings, same five notes

Why a 6/9 chord sounds the way it does

B♭+4 fretsD+3 fretsF+2 fretsG+5 fretsC

Stacked from 4 intervals.

04

Where to go next

More B♭ chords

Same root, other colours

B♭maj7B♭7B♭add9B♭6B♭sus2B♭sus4B♭maj9

Chords in the key of B♭

What B♭6/9 usually sits next to

I · B♭ii · Cmiii · DmIV · E♭V · Fvi · Gmvii° · A°

Close relatives

Relatives of B♭ major

  • GmRelative minor of B♭ major
  • B♭mParallel minor, lower the 3rd

Other 6/9 chords

Same quality, every root

C6/9C♯6/9D6/9E♭6/9E6/9F6/9F♯6/9G6/9A♭6/9A6/9B♭6/9B6/9
01

Root

B♭
02

Quality

6/9

A triad plus one colour note, no 7th. Softer than a 7th.

Alterations need a 7th chord. Try B♭7 →

Why a 6/9 chord sounds the way it does

B♭+4 fretsD+3 fretsF+2 fretsG+5 fretsC

Stacked from 4 intervals.

03

How to play it

EADGBe12312345

B♭6/9

B♭ 6/9, Open

Bass
B♭, the root
Root
B♭
Strings
A D G B e · open
  • B♭Root
  • DM3
  • FP5
  • GM6
  • C9

Up the neck

6 voicings, same five notes
04

Where to go next

More B♭ chords

Same root, other colours

B♭maj7B♭7B♭add9B♭6B♭sus2B♭sus4B♭maj9

Chords in the key of B♭

What B♭6/9 usually sits next to

I · B♭ii · Cmiii · DmIV · E♭V · Fvi · Gmvii° · A°

Close relatives

Relatives of B♭ major

  • GmRelative minor of B♭ major
  • B♭mParallel minor, lower the 3rd

Other 6/9 chords

Same quality, every root

C6/9C♯6/9D6/9E♭6/9E6/9F6/9F♯6/9G6/9A♭6/9A6/9B♭6/9B6/9
B♭ 6/9