C# maj11

The C# maj11 chord consists of the C# (Perfect unison), F (Major third), G# (Perfect fifth), C (Major seventh), D# (Major ninth) and F# (Perfect eleventh) notes.

Piano keyboard showing the notes for a C# maj11 chord

How to play the C# maj11 chord

  1. Find C# (Root) on the piano keyboard
  2. Add F (Major third) — 4 semitones above C#
  3. Add G# (Perfect fifth) — 7 semitones above C#
  4. Add C (Major seventh) — 11 semitones above C#
  5. Add D# (Major ninth) — 14 semitones above C#
  6. Add F# (Perfect eleventh) — 17 semitones above C#
  7. Press all 6 notes simultaneously to sound the C# maj11 chord

Related slash chords