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Learn › C Minor Chord on Piano (Cm)

New Released in April 2026

C Minor Chord on Piano (Cm)

C minor (Cm) is a minor chord with the notes C - Eb - G. It lives in the key of Eb major. On the keys: black key on the third (Eb), white keys for the rest. Learn the shape, the inversions and the fingering, then practise it by playing.

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  • Digital or acoustic piano
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Cm C Eb G

Cm fingering, both hands

HandCEbG
Right hand1 (thumb)3 (middle)5 (little)
Left hand5 (little)3 (middle)1 (thumb)

Put the thumb on C first, then let the hand fall on Eb and G without looking. Ten clean repetitions beat one long hold.

C minor: all 7 chords

Every chord built on the notes of C minor, with Cm as home.

DegreeChordNotes
i Cm C Eb G
ii° Ddim D F Ab
III Eb Eb G Bb
iv Fm F Ab C
v Gm G Bb D
VI Ab Ab C Eb
VII Bb Bb D F

Cm inversions on the keyboard

Whichever note is lowest, it is still Cm.

Cm C Eb G

Root position: C Eb G

Cm Eb G C

1st inversion: Eb G C

Cm G C Eb

2nd inversion: G C Eb

Cm in keys and progressions

Three major keys contain Cm:

  • vi in Eb major
  • ii in Bb major
  • iii in Ab major

Relative major: Eb · Parallel major: C

A common progression from Cm (i - VI - III - VII): Cm → Ab → Eb → Bb. Say each chord name as you play it.

Quick facts about Cm

Keyboard shape

Black key on the third (eb), white keys for the rest.

Key signature

Cm is the relative minor of Eb major: 3 flats.

Tension and release

G7 (G B D F) creates the tension that settles on Cm.

ChordRunner showing a chord block while hands play the piano

Train Cm in a game

ChordRunner sends Cm at you between other chords and checks every note you play. MIDI keyboard or microphone, both work.

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All piano chords · Piano chord chart

Common questions

What are the notes of Cm?

C, Eb and G. Start on C, add the minor third Eb, then the fifth G.

What fingers do I use for Cm?

Fingers 1, 3 and 5 in the right hand (thumb on C), and 5, 3, 1 in the left hand (little finger on C).

What is the relative major of C minor?

Eb. Both share the same key signature, and the two chords share two notes.

Your instrument is the controller.

ChordRunner is a browser game that teaches piano and guitar chords: a chord appears on screen, you play it on a real instrument, and your runner jumps. MIDI keyboard or microphone, both work.

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