C diminished Chord (Cdim) & C diminished 7th (Cdim7) on Piano & Guitar

    A piano keyboard reference for the C diminished chord, abbreviated as Cdim or CĀ°.

    The C diminished triad consists of the notes C, Eā™­ and Gā™­. The 2 inversions to the C diminished triad are Eā™­ Gā™­ C and Gā™­ C Eā™­.

    The C diminished 7th chord, abbreviated as Cdim7 or CĀ°7, has the notes C, Eā™­, Gā™­ and Bā™­ā™­. The 3 inversions to the C diminished 7th chord are Eā™­ Gā™­ Bā™­ā™­ C, Gā™­ Bā™­ā™­ C Eā™­ and Bā™­ā™­ C Eā™­ Gā™­.

    The intervals of the C diminished chord are the root (C) , minor third (Eā™­) and diminished fifth (Gā™­). With the C diminished 7th chord, there's an additional diminished seventh (Bā™­ā™­).

    šŸŽø You can also jump to guitar chord diagrams for the C diminished and C diminished7th chords in common positions on the guitar fretboard. You'll find both open chords and/or barre chords.

    C diminished Chord on Piano

    C diminished chord

    notes: C Eā™­ Gā™­

    • C
    • Eā™­
    • Gā™­

    C diminished 1st inversion

    notes: Eā™­ Gā™­ C

    • Eā™­
    • Gā™­
    • C

    C diminished 2nd inversion

    notes: Gā™­ C Eā™­

    • Gā™­
    • C
    • Eā™­

    C diminished 7th chord

    notes: C Eā™­ Gā™­ Bā™­ā™­

    • C
    • Eā™­
    • Gā™­
    • A

    C diminished 7th 1st inversion

    notes: Eā™­ Gā™­ Bā™­ā™­ C

    • Eā™­
    • Gā™­
    • A
    • C

    C diminished 7th 2nd inversion

    notes: Gā™­ Bā™­ā™­ C Eā™­

    • Gā™­
    • A
    • C
    • Eā™­

    C diminished 7th 3rd inversion

    notes: Bā™­ā™­ C Eā™­ Gā™­

    • A
    • C
    • Eā™­
    • Gā™­

    šŸŽø C diminished Chord Guitar Diagrams

    Below you'll find guitar chord diagrams for common chord positions of the C diminished chord and the C diminished 7th chord, along with finger positions or note names.

    show:
    orientation:

    C diminished 7th Guitar Chords

    1 Index finger
    2 Middle finger
    3 Ring finger
    4 Pinky

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    Piano Samples

    The piano samples used for this C diminished chord reference are from ā€œ Salamander Grand Piano V3 ā€ by Alexander Holm, licensed under CC BY 3.0.

    Circle of fifths with major and minor keys