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Piano chord

C Major Chord

C is a major chord built on C. It contains the notes C – E – G.

C

Also written: Cmaj, CM

  • C
  • E
  • G

Notes in C

Count up from C using the intervals below. The formula shows each note relative to the C major scale.

NotesIntervalsFormulaSemitones
CRoot10
EMajor 3rd34
GPerfect 5th57

How to play C on piano

  • Right hand: fingers 1–3–5 (thumb on C).
  • Left hand: fingers 5–3–1 (little finger on the lowest note).
  • Press the keys together, then try playing them one at a time as an arpeggio.

C inversions

An inversion puts a different note of C at the bottom. The notes stay the same, the colour and voice leading change.

  • Root position

    C

    C – E – G

  • 1st inversion

    C/E

    E – G – C

  • 2nd inversion

    C/G

    G – C – E

About major chords

The cornerstone of Western music. Three notes stacked in a bright, stable arrangement that feels complete and resolved.

Sound: Bright & triumphant

Songs that use it

  • Let It Be · The Beatles
    Rock
  • Happy · Pharrell Williams
    Pop
  • Don't Stop Believin' · Journey
    Rock

Keys that contain C

C is built only from notes of these keys. The Roman numeral shows its role in each key.

Hear C with different sounds and compare it with other chords in the interactive builder.

Open in the chord builder

Practising on an acoustic piano that sounds off?

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