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Guitar chord · Dominant 7th

C7 chord (C Dominant 7th)

Tense 7th chord driving blues and rock progressions toward resolution.

Notes CEGBb
Formula 1 3 5 ♭7
Shapes 3 on this page

C7 chord shapes

Tap a diagram to strum it. Numbers are fingers: 1 index, 2 middle, 3 ring, 4 pinky. Blue dots are the root, C.

E7-Shape (6th String Root) 8 10 8 9 8 8
A7-Shape (5th String Root) x 3 5 3 5 3
Open / C7 Shape x 3 2 3 1 0

Interactive chord diagram

C7 on the fretboard

STR OP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 E A D G B E

Tap any note to hear it.

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Questions

What notes are in a C7 chord?
C7 is C, E, G, Bb: the 1, 3, 5, ♭7 of C.
How do you play C7 on guitar?
E7-Shape (6th String Root): 8 10 8 9 8 8; A7-Shape (5th String Root): x 3 5 3 5 3; Open / C7 Shape: x 3 2 3 1 0 (low E to high E, x = don't play the string).

Dominant 7th chords in every key

More C chords