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Guitar chord

Cdim7C diminished seventh

  • C1
  • E♭♭3
  • G♭♭5
  • B𝄫𝄫7
Difficulty
Harder
Fingers
4
Shapes
12

How to play Cdim7

  1. Middle finger (2): 3th fret of the A string.
  2. Ring finger (3): 4th fret of the D string.
  3. Index finger (1): 2th fret of the G string.
  4. Little finger (4): 4th fret of the B string.
  5. Don't play: low E string, high E string.
  1. Cdim7 chord on guitar, shape 1 of 8Frets x3424x2314EADGBE
    Cdim7 chord on guitar, shape 1 of 8Frets x3424x2314EBGDAE

    x3424x · dim7 shape

  2. Cdim7 chord on guitar, shape 2 of 8Frets x01212123EADGBE
    Cdim7 chord on guitar, shape 2 of 8Frets x01212123EBGDAE

    x01212

  3. Cdim7 chord on guitar, shape 3 of 8Frets 2012121234EADGBE
    Cdim7 chord on guitar, shape 3 of 8Frets 2012121234EBGDAE

    201212

  4. Cdim7 chord on guitar, shape 4 of 8Frets x312121423EADGBE
    Cdim7 chord on guitar, shape 4 of 8Frets x312121423EBGDAE

    x31212

  5. Cdim7 chord on guitar, shape 5 of 8Frets 20121x123EADGBE
    Cdim7 chord on guitar, shape 5 of 8Frets 20121x123EBGDAE

    20121x

  6. Cdim7 chord on guitar, shape 6 of 8Frets x342421234EADGBE
    Cdim7 chord on guitar, shape 6 of 8Frets x342421234EBGDAE

    x34242

  7. Cdim7 chord on guitar, shape 7 of 8Frets 2342421234EADGBE
    Cdim7 chord on guitar, shape 7 of 8Frets 2342421234EBGDAE

    234242

  8. Cdim7 chord on guitar, shape 8 of 8Frets 23121x1243EADGBE
    Cdim7 chord on guitar, shape 8 of 8Frets 23121x1243EBGDAE

    23121x

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Chords that go with Cdim7

The other chords of C sharp minor, the key where Cdim7 is home (vii°7). Songs in this key move between them.

Strumming patterns to try

  • ↓↓↓↓Four downsSteady, for learning changes
  • ↓↓↑↑↓↑Folk / popThe everyday pattern
  • ↓↓↑↓↑BalladSlow songs, 3/4 or 6/8
  • ↑↑↑↑Reggae skankOff-beat chops

About the Cdim7 chord

C diminished seventh is built from 4 notes: C (1), E♭ (♭3), G♭ (♭5), B𝄫 (𝄫7). The lowest note you play should be the root, C, highlighted on the diagram. There are 12 ways to play it above, from the open position up the neck: start with the first, then pick whichever is closest to the chord you play before and after it.

Cdim7 belongs to C sharp minor (vii°7).

Also see