A flat sixth/ninth piano chord - Ab6/9

The A flat sixth/ninth chord is a 5-note chord consisting of the notes Ab, C, Eb, F and Bb.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as Ab6/9.

Interactive piano diagram for the A flat sixth/ninth chord

Piano keyboard displaying the A flat sixth/ninth chord with the notes G#AbB#CE#FD#EbA#Bb

Extended Chords

Chords that are a superset of Ab6/9. The chords include more notes but always Ab, C, Eb, F and Bb.

Reduced chords

Chords that are a subset of Ab6/9. These contain less notes but all of them are included in Ab6/9.

Scales with Ab6/9

Below you find all scales that include Ab6/9:

  • major blues
  • lydian dominant
  • lydian
  • mixolydian
  • major
  • bebop
  • bebop minor
  • bebop major
  • ichikosucho
  • composite blues
  • chromatic

A flat sixth/ninth piano chord chart image

In case you prefer a non-interactive variant of the chord chart, we've embedded a PNG image below that shows the notes for the the Ab6/9 chord. Feel free to save or share the image as needed.

Piano chord chart for the A flat sixth/ninth chord (Ab6/9). The notes Ab, C, Eb, F and Bb are highlighted.