A major seventh sharp eleventh piano chord - Amaj#4

The A major seventh sharp eleventh chord is a 5-note chord consisting of the notes A, C#, E, G# and D#.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as Amaj#4.

Interactive piano diagram for the A major seventh sharp eleventh chord

Piano keyboard displaying the A major seventh sharp eleventh chord with the notes AFbEC#DbG#AbD#Eb

Extended Chords

Chords that are a superset of Amaj#4. The chords include more notes but always A, C#, E, G# and D#.

Reduced chords

Chords that are a subset of Amaj#4. These contain less notes but all of them are included in Amaj#4.

Scales with Amaj#4

Below you find all scales that include Amaj#4:

  • lydian
  • double harmonic lydian
  • lydian #9
  • purvi raga
  • ichikosucho
  • messiaen's mode #3
  • chromatic

A major seventh sharp eleventh 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 Amaj#4 chord. Feel free to save or share the image as needed.

Piano chord chart for the A major seventh sharp eleventh chord (Amaj#4). The notes A, C#, E, G# and D# are highlighted.