A flat major ninth piano chord - Abmaj9

The A flat major ninth chord is a 5-note chord consisting of the notes Ab, C, Eb, G and Bb.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as Abmaj9.

Interactive piano diagram for the A flat major ninth chord

Piano keyboard displaying the A flat major ninth chord with the notes G#AbB#CGD#EbA#Bb

Extended Chords

Chords that are a superset of Abmaj9. The chords include more notes but always Ab, C, Eb, G and Bb.

Reduced chords

Chords that are a subset of Abmaj9. These contain less notes but all of them are included in Abmaj9.

Scales with Abmaj9

Below you find all scales that include Abmaj9:

  • major
  • bebop
  • lydian
  • harmonic major
  • bebop major
  • ichikosucho
  • messiaen's mode #3
  • chromatic

A flat major 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 Abmaj9 chord. Feel free to save or share the image as needed.

Piano chord chart for the A flat major ninth chord (Abmaj9). The notes Ab, C, Eb, G and Bb are highlighted.