A maj7(#11)

The A maj7(#11) chord consists of the A (Perfect unison), C# (Major third), E (Perfect fifth), G# (Major seventh) and D# (Augmented eleventh) notes.

Piano keyboard showing the notes for a A maj7(#11) chord

How to play the A maj7(#11) chord

  1. Find A (Root) on the piano keyboard
  2. Add C# (Major third) — 4 semitones above A
  3. Add E (Perfect fifth) — 7 semitones above A
  4. Add G# (Major seventh) — 11 semitones above A
  5. Add D# (Augmented eleventh) — 18 semitones above A
  6. Press all 5 notes simultaneously to sound the A maj7(#11) chord

Related slash chords