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CHORD

C Dominant 7th

C · E · G · Bb

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Showing chord voicing 1 of 1.

CC#DEbEFF#GG#ABbB
MajorMinorDominant 7th
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About the C7 chord

To play C dominant 7th, use the first shape above. Place your index finger on the 1st fret of the A string. Leave the G, C, and E strings open. Strum all four strings and check that each one rings cleanly.

Root

C

Quality

Dominant 7th

Notes

C · E · G · Bb

How the C7 chord works

C

Root(1)

The home note. It gives the chord its name.

E

Major third(3)

The major-third interval that establishes the chord's major base.

G

Perfect fifth(5)

Adds strength and stability.

Bb

Minor seventh(♭7)

Adds the defining minor-seventh color.

Practice with this chord

The best way to learn a chord is to use it. Try C7 in these common progressions:

Jazz ii-V-IBossa NovaBossa TurnaroundMotownBolero

Find another chord

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Frequently asked questions

How do you play C7 on ukulele?

Use the first shape shown above. Place your index finger on the 1st fret of the A string. Leave the G, C, and E strings open. Strum all four strings and check that each one rings cleanly.

What notes are in C7?

C dominant 7th contains four notes: C, E, G, and Bb — the root, major third, perfect fifth, and minor seventh.

What makes C7 a dominant 7th chord?

The Bb forms a minor seventh above C; with the major third and perfect fifth, it defines a dominant 7th chord.

What songs use C7?

Songs that use C7 include The Girl from Ipanema, What'd I Say, Shake Rattle and Roll, You Are My Sunshine, and Desafinado.

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