A flat major sharp eleventh (lydian) piano chord - Abmaj9#11

The A flat major sharp eleventh (lydian) chord is a 6-note chord consisting of the notes Ab, C, Eb, G, Bb and D.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as Abmaj9#11.

Interactive piano diagram for the A flat major sharp eleventh (lydian) chord

Piano keyboard displaying the A flat major sharp eleventh (lydian) chord with the notes G# Ab B# C G D# Eb A# Bb D

Reduced chords

Chords that are a subset of Abmaj9#11. These contain less notes but all of them are included in Abmaj9#11.

A flat major sharp eleventh (lydian) 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#11 chord. Feel free to save or share the image as needed.

Piano chord chart for the A flat major sharp eleventh (lydian) chord (Abmaj9#11). The notes Ab, C, Eb, G, Bb and D are highlighted.