C# m(maj7)(b5)/A#
The C# m(maj7)(b5) chord consists of the C# (Perfect unison), E (Minor third), G (Diminished fifth) and C (Major seventh) notes, with A# as the bass note.
(flat5)_Asharp.png)
How to play the C# m(maj7)(b5)/A# chord
- Play A# as the lowest bass note in the left hand
- Find C# (Root) on the piano keyboard
- Add E (Minor third) — 3 semitones above C#
- Add G (Diminished fifth) — 6 semitones above C#
- Add C (Major seventh) — 11 semitones above C#
- Press all 5 notes simultaneously to sound the C# m(maj7)(b5)/A# chord