Guitar chord · Triads

C diminished chord on guitar

××1C2G♭4C3E♭

x3454x · 3rd fret
All 6 shapes, tab & fingering ↓

6 ways to play Cdim on guitar, with finger positions, tabs and step-by-step instructions.

Tense and unstable — it usually wants to resolve up by a half step.

Cdim is the vii° chord in D♭ major. In minor keys: ii° in B♭ minor.

Notes
CE♭G♭
Formula
1♭3♭5
Built from
root · minor 3rd · diminished 5th

Guitar

Standard tuning (E A D G B E) · 6 voicings · E string on the left · Other tunings →

××1C2G♭4C3E♭

How to play it · 3rd fret

  1. 6th string (low E): don’t play — mute it
  2. 5th string (A): 3rd fret, index finger (1) C
  3. 4th string (D): 4th fret, middle finger (2) G♭
  4. 3rd string (G): 5th fret, pinky finger (4) C
  5. 2nd string (B): 4th fret, ring finger (3) E♭
  6. 1st string (high E): don’t play — mute it

Tablature

e|--x---|
B|--4---|
G|--5---|
D|--4---|
A|--3---|
E|--x---|

Top line is the high E string. x = don’t play, 0 = open string.

Every Cdim note on the guitar neck

Bright dots are the selected voicing — the rest are other places you can find the same chord tones.

EADGBe123456789101112131415♭5R♭3♭5R♭3♭5R♭3♭5R♭3R♭3♭5R♭3♭5R♭5R♭3♭5

Tips for playing Cdim on guitar

On guitar, the usual Cdim shape is x3454x at the 3rd fret. It has no open strings, so it’s a movable shape — slide it along the neck for other diminished chords. Don’t strum the low E and high E strings.

Cdim guitar chord diagram (C diminished)
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