C♯dim chord on guitar

C♯dim is the C♯ diminished chord. Its notes are C♯, E and G. It is the same chord as D♭dim. A compact, tense triad. Every interval in this voicing is a chord tone.

How to play C♯dim

Root on A string

×EADGB×e4

x4565x

Numbers show frets from the low E string to the high e string; x means don't play that string.

What's in C♯dim

Formula
1 · ♭3 · ♭5
Also written
C♯dim, C♯°
Chord type
Diminished

Keys that use C♯dim

C♯dim is the vii° chord in D major. That makes it a natural fit in songs written in those keys.

C♯dim notes across the neck

open123456789101112EGC♯EC♯EGEGC♯GC♯EGC♯EGEGC♯E

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.

Related chords

Other C♯ chords

Other diminished chords

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