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C diminished chord (Cdim)

Cdim has 3 notes: C Eb Gb. Its formula is 1 ♭3 ♭5.

Degree1♭3♭5
NoteCEbGb

How to play Cdim on guitar

Every shape from open position up the neck. Amber dots are the root; the numbers under each box are the chord degrees. Press a button to hear it.

  • C shape

    Fret 1 · Partial

    ××

  • A shape

    Fret 3 · Partial

    ××

  • G shape

    Fret 5 · Partial

    5××

  • E shape

    Fret 8 · Partial

    8××

  • D shape

    Fret 10

    10××

  • C shape

    Fret 13 · Partial

    13××
Open in the chord finder

Scales to play over Cdim

Other C chords

The same chord in every key

Learn it in the course