Cdim7 Guitar Chord

Looking for C#dim7 (C♯dim7)? →

Cdim7 is a diminished 7th chord made of C · E♭ · G♭ · A. Diminished triad + diminished 7th — a classic passing chord. The standard shape is a barre chord at fret 2: x34242 (6th string → 1st string, x = don't play, 0 = open string).

Chord charts

Cdim7

Fret 2 barre · root on 5th string · x34242

Cdim7

Fret 8 barre · root on 6th string · 8-9-10-8-10-8 · from fret 8

Cdim7

Fret 10 barre · root on 4th string · x-x-10-11-10-11 · from fret 10

Index finger on string 3 (G), fret 2.
Middle finger on string 1 (e), fret 2.
Ring finger on string 5 (A), fret 3.
Pinky finger on string 4 (D), fret 4.
Pinky finger on string 2 (B), fret 4.
Don't play string 6 (or mute lightly).
Strum down from string 5.

Cdim7 guitar chord chart — fret 2 barre x34242 and 2 more shapes — All Cdim7 shapes on one image — long-press (or right-click) to save it.

Notes in the chord

C
rootE♭
3rdG♭
5thA
7th

Play it easier with a capo

There's no convenient open shape to capo for this chord — the barre shape is the way to go.

Try it: capo on

Scales that fit

C Locrian Mode

Other C chords

C Cm C7 Cmaj7 Cm7 C6 Cm6 Csus4 Csus2 C7sus4 Cdim Cdim7 Cm7b5 Caug Cadd9 C9 Cm9 Cmaj9

Diminished 7th chords in other keys

Cdim7 C♯dim7 Ddim7 E♭dim7 Edim7 Fdim7 F♯dim7 Gdim7 A♭dim7 Adim7 B♭dim7 Bdim7

FAQ

What notes are in the Cdim7 chord?

The Cdim7 chord is made of C, E♭, G♭, A. Diminished triad + diminished 7th — a classic passing chord.

What's the easiest way to play Cdim7 on guitar?

The standard shape, from the 6th string to the 1st, is x34242 (a barre chord at fret 2). Barre with your index finger and form the shape with the other fingers.

Which scale works for soloing over Cdim7?

C locrian fits well.

🎸 Transpose a whole chord sheet — Buskermate
Upload a PDF song sheet and Buskermate reads the chords and moves them to any key or capo position (the app is in Korean for now).