Root on A string
x4746x
C♯7♯5 is the C♯ dominant 7 sharp 5 chord. Its notes are C♯, E♯, G♯♯ and B. It is the same chord as D♭7♯5. The raised fifth adds tension before a resolution.
x4746x
Numbers show frets from the low E string to the high e string; x means don't play that string.
Every C♯, E♯, G♯♯ and B on the first 12 frets. The filled dots are the root, C♯. Build your own shape from any nearby group.
Other C♯ chords
Other dominant 7 sharp 5 chords