Partial barre
fret 6x47665
C♯aug is the C♯ augmented chord. Its notes are C♯, E♯ and G♯♯. It is the same chord as D♭aug. The raised fifth adds tension. Use it briefly between more settled chords.
x47665
Numbers show frets from the low E string to the high e string; x means don't play that string.
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 augmented chords