C# major
The C# major chord consists of the C# (Perfect unison), F (Major third) and G# (Perfect fifth) notes.

How to play the C# major chord
- Find C# (Root) on the piano keyboard
- Add F (Major third) — 4 semitones above C#
- Add G# (Perfect fifth) — 7 semitones above C#
- Press all 3 notes simultaneously to sound the C# major chord