C minor 7th chord on ukulele (Cm7)

Also called or written Cm7 or Cmin7

C minor 7th contains C, E♭, G, and B♭. The 5th-fret grip stretches the pinky to the 7th fret while the other fingers hold the 6th fret.

5frCGB♭E♭GCEA
Positions on the neck1 of 3
Practice C minor 7th chord

How it is built

CRootE♭Minor thirdGPerfect fifthB♭Minor seventh

Formula 1, ♭3, 5, ♭7

Inversions

How do you play a C minor 7th chord on ukulele?

C minor 7th is played at the 5th fret as 5 7 6 6: index finger on the G string at fret 5, pinky finger on the C string at fret 7, middle finger on the E string at fret 6 and ring finger on the A string at fret 6.

Full note and interval breakdown
StringFretFingerNote
4 (G)51C (1)
3 (C)74G (5)
2 (E)62B♭ (♭7)
1 (A)63E♭ (♭3)

AdvancedThe pinky must stretch to the 7th fret on the C string while the middle and ring fingers hold the 6th fret, risking a muted E string.

Cm7/B♭ inversion

C minor 7th is played at the 8th fret as 8 10 8 10: index finger on the G string at fret 8, ring finger on the C string at fret 10, middle finger on the E string at fret 8 and pinky finger on the A string at fret 10.

Full note and interval breakdown
StringFretFingerNote
4 (G)81E♭ (♭3)
3 (C)103B♭ (♭7)
2 (E)82C (1)
1 (A)104G (5)

Cm7/E♭ inversion

C minor 7th is played at the 3rd fret as 3 3 3 3: barre your index finger across fret 3.

Full note and interval breakdown
StringFretFingerNote
4 (G)31 (barre)B♭ (♭7)
3 (C)31 (barre)E♭ (♭3)
2 (E)31 (barre)G (5)
1 (A)31 (barre)C (1)

Why it sounds like that

C minor 7th is built from the formula 1, ♭3, 5, ♭7. The minor 3rd between C and E♭ gives the chord its minor quality, and the minor 7th B♭ adds a mellow tension. Compare it to C minor, which omits the 7th.

What goes wrong with C minor 7th?

  • Letting the pinky collapse onto the E string, muting it.
  • Pressing the index finger too flat, which can buzz the G string.
  • Rushing the stretch so the C string note sounds sharp.

When to use it

C minor 7th works as the vi chord in E♭ major, appearing in the progression E♭ major–B♭ major–C minor–A♭ major (I–V–vi–IV). It suits jazz ballads and R&B. Try it with C minor and E♭ major.

Changing to and from C minor 7th

  • Move to C♯ minor 7th by sliding the shape up one fret to the 6th fret.
  • From C minor 7th, slide down two frets to the 3rd fret for B♭ minor 7th.

Which voicing to use

The 5th-fret voicing keeps C in the bass for a grounded sound. The Cm7/E♭ inversion at the 8th fret puts E♭ in the bass, softening the chord. For a brighter top, use the Cm7/B♭ inversion at the 3rd fret.

Other C chords

Common questions

How is C minor 7th written?

C minor 7th is written Cmin7 or Cm7.

Why does the 5th-fret voicing feel so stretched?

The stretch comes from the pinky reaching the 7th fret on the C string while the other fingers stay near the 5th and 6th frets. Practicing the shape slowly helps the hand adapt.

How does C minor 7th differ from C minor?

C minor 7th adds the note B♭, a minor 7th above the root. This extra note creates a softer, more complex sound than the plain triad.