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

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

    The C diminished triad consists of the notes C, E♭ and G♭. The 2 inversions to the C diminished triad are E♭ G♭ C and G♭ C E♭.

    The C diminished 7th chord, abbreviated as Cdim7 or C°7, has the notes C, E♭, G♭ and B♭♭. The 3 inversions to the C diminished 7th chord are E♭ G♭ B♭♭ C, G♭ B♭♭ C E♭ and B♭♭ C E♭ G♭.

    In the root position, the C diminished chord has the C as the root, the E♭ as the minor third and the G♭ as the diminished fifth. With the C diminished 7th chord there's the addition of B♭♭ as the diminished seventh.

    C diminished chord

    notes: C E♭ G♭

    • C
    • E
    • G

    C diminished 1st inversion

    notes: E♭ G♭ C

    • E
    • G
    • C

    C diminished 2nd inversion

    notes: G♭ C E♭

    • G
    • C
    • E

    C diminished 7th chord

    notes: C E♭ G♭ B♭♭

    • C
    • E
    • G
    • A

    C diminished 7th 1st inversion

    notes: E♭ G♭ B♭♭ C

    • E
    • G
    • A
    • C

    C diminished 7th 2nd inversion

    notes: G♭ B♭♭ C E♭

    • G
    • A
    • C
    • E

    C diminished 7th 3rd inversion

    notes: B♭♭ C E♭ G♭

    • A
    • C
    • E
    • G

    lookup a different chord:


    piano samples

    The piano samples used here are from “ Salamander Grand Piano V3 ” by Alexander Holm, licensed under CC BY 3.0.

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