C#m is a minor, spelled C#, E and G#. In Open G tuning (D2 G2 D3 G3 B3 D4) the easiest shape is x6665x, which sits at fret 5, spans 1 fret and mutes 2 strings. 12 positions for it are shown below, from the nut up to fret 13.
Notes and intervals
Note
C#
E
G#
Interval
1P
3m
5P
12 ways to play it
Ordered by how hard they are to fret, easiest first, one per position on the neck. Fret numbers are relative to the position marked beside each grid.
x6665xsits at fret 5, spans 1 fret and mutes 2 stringsx12122sits at fret 1, needs a barre across 3 strings at fret 1 and mutes 1 string119119911sits at fret 9 and needs a barre across 4 strings at fret 9x66996sits at fret 6, needs a barre across 5 strings at fret 6 and mutes 1 stringx62626sits at fret 2, needs a barre across 3 strings at fret 2 and mutes 1 stringxx11131414sits at fret 11, spans 3 frets and mutes 2 stringsx1314131414sits at fret 13, needs a barre across 3 strings at fret 13 and mutes 1 string21212xsits at fret 1, needs a barre across 3 strings at fret 1 and mutes 1 stringxx2122sits at fret 1, spans 1 fret and mutes 2 stringsxxx656sits at fret 5, spans 1 fret and mutes 3 stringsx1212xsits at fret 1, needs a barre across 3 strings at fret 1 and mutes 2 stringsxxx122sits at fret 1, spans 1 fret and mutes 3 strings
Keys C#m belongs to
C#m is diatonic to 24 of the 96 keys this app knows, playing a different role in each.