A# m(maj7)(#5)/C

The A# m(maj7)(#5) chord consists of the A# (Perfect unison), C# (Minor third), F# (Minor sixth) and A (Major seventh) notes, with C as the bass note.

Piano keyboard showing the notes for a A# m(maj7)(#5)/C chord

How to play the A# m(maj7)(#5)/C chord

  1. Play C as the lowest bass note in the left hand
  2. Find A# (Root) on the piano keyboard
  3. Add C# (Minor third) — 3 semitones above A#
  4. Add F# (Minor sixth) — 8 semitones above A#
  5. Add A (Major seventh) — 11 semitones above A#
  6. Press all 5 notes simultaneously to sound the A# m(maj7)(#5)/C chord