A sharp major sharp eleventh (lydian) piano chord - A#maj9#11

The A sharp major sharp eleventh (lydian) chord is a 6-note chord consisting of the notes A#, C##, E#, G##, B# and D##.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as A#maj9#11.

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

Piano keyboard displaying the A sharp major sharp eleventh (lydian) chord with the notes A# Bb D E# F A B# C Fb E

Reduced chords

Chords that are a subset of A#maj9#11. These contain less notes but all of them are included in A#maj9#11.

A sharp 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 A#maj9#11 chord. Feel free to save or share the image as needed.

Piano chord chart for the A sharp major sharp eleventh (lydian) chord (A#maj9#11). The notes A#, C##, E#, G##, B# and D## are highlighted.