Keys: chords and scales

Chords in the key of C minor

The key of C minor has 3 flats in the key signature (B♭, E♭, A♭). Its scale is C – D – E♭ – F – G – A♭ – B♭ and its seven chords are Cm, Ddim, E♭, Fm, Gm, A♭ and B♭. The most common progression is Cm – A♭ – E♭ – B♭. Its relative key is E flat major. With a capo on fret 3, you can play it with the shapes of A minor.

The chords in the key

Cm is home and Fm darkens it. The natural fifth chord, Gm, resolves softly; swap it for G7 and it pulls hard towards Cm. The four-note versions add the seventh.

DegreeChordNotesRoleWith seventh
i Cm C – E♭ – G Tonic: home Cm7
ii° Ddim D – F – A♭ Subdominant —
III E♭ E♭ – G – B♭ Relative major E♭maj7
iv Fm F – A♭ – C Subdominant Fm7
v Gm G – B♭ – D Minor dominant Gm7
VI A♭ A♭ – C – E♭ Subdominant (epic colour) A♭maj7
VII B♭ B♭ – D – F Subtonic B♭7

Scale

C – D – E♭ – F – G – A♭ – B♭

With a capo

To make a song sound in C minor with easy open shapes:

  • Capo on fret 3: play the shapes of A minor

Frequently asked questions

What chords are in the key of C minor?

Its seven chords are Cm, Ddim, E♭, Fm, Gm, A♭ and B♭.

How many sharps or flats does C minor have?

It has 3 flats in the key signature (B♭, E♭, A♭).

What is the relative key of C minor?

Its relative key is E flat major: they share the same notes and chords.