Barre chord
fret 4, A shapex46664
C♯ is the C♯ major chord. Its notes are C♯, E♯ and G♯. It is the same chord as D♭. A clear, stable sound. A natural home chord in a major key.
x46664
9-11-11-10-9-9
Numbers show frets from the low E string to the high e string; x means don't play that string.
C♯ is the I chord in C♯ major, the IV chord in A♭ major and the V chord in F♯ major. That makes it a natural fit in songs written in those keys.
Every C♯, E♯ and G♯ on the first 12 frets. The filled dots are the root, C♯. Build your own shape from any nearby group.
Other C♯ chords
Other major chords