BeginnerDominant 7th

C7 Chord

The C7 is a dominant 7th chord that sounds bluesy, tense, and yearning to resolve. Dominant 7th chords are the engine of blues and jazz. Their inherent tension wants to resolve, making them perfect for transitions and turnarounds.

Notes:CRoot (1)EMajor 3rd (3)GPerfect 5th (5)A#Minor 7th (b7)

Open Position

C7✕3241

Chord Diagrams

Open Position

No barre required

C7✕3241

How to Play C7

Follow these steps for the open position fingering:

#StringInstructionNote
1Low E (6th string)✕Mute, do not play this string–
2A (5th string)●Fret 3 with your ring fingerE
3D (4th string)●Fret 2 with your middle fingerG
4G (3rd string)●Fret 3 with your pinky fingerA#
5B (2nd string)●Fret 1 with your index fingerC
6High E (1st string)○Open, play the open stringE

○ = Open string (no fingers needed)

✕ = Muted string (don't play)

● = Press your finger down firmly just behind the fret

Notes in C7

The C7 chord is built from 4 distinct notes, each serving a harmonic role:

C
Root (1)
The root, gives the chord its name
E
Major 3rd (3)
The major third, creates the bright sound
G
Perfect 5th (5)
The fifth, adds power and stability
A#
Minor 7th (b7)
Extended tone, adds richness and color

Other C Chords

Explore other chord types built on the same root note:

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