C7 chord on 6-String Guitar – Open B
in Open B (B-F#-B-F#-B-D#) tuning
C7
Dominant 7
Notes:C · E · G · A#
Piano Left hand Right hand
Fingerings (16)
C7 shapes as text
| Shape | Frets | Fingers | Notes | Difficulty |
|---|---|---|---|---|
| 1 1 1 4 1 1 | 1 1 1 2 1 1 | C G C A# C E | medium · barre on fret 1 | |
| x 6 5 4 5 4 | – 4 2 1 3 1 | x C E A# E G | medium · barre on fret 4 | |
| x 6 5 6 5 7 | – 2 1 3 1 4 | x C E C E A# | medium · barre on fret 5 | |
| x 6 x 10 8 7 | – 1 – 4 3 2 | x C x E G A# | hard | |
| x x 8 10 11 9 | – – 1 3 4 2 | x x G E A# C | medium | |
| x x 11 10 11 9 | – – 3 2 4 1 | x x A# E A# C | medium | |
| 1 4 1 1 1 1 | 1 2 1 1 1 1 | C A# C G C E | medium · barre on fret 1 | |
| x 6 5 4 5 x | – 4 2 1 3 – | x C E A# E x | medium | |
| x x x 6 5 7 | – – – 2 1 3 | x x x C E A# | medium | |
| x 6 8 10 x 7 | – 1 3 4 – 2 | x C G E x A# | hard | |
| x x 11 10 8 9 | – – 4 3 1 2 | x x A# E G C | medium | |
| x x x 10 11 9 | – – – 2 3 1 | x x x E A# C | medium | |
| 1 4 1 4 1 1 | 1 2 1 3 1 1 | C A# C A# C E | medium · barre on fret 1 | |
| x 6 5 4 8 4 | – 3 2 1 4 1 | x C E A# G G | hard · barre on fret 4 | |
| x 6 x 6 5 7 | – 2 – 3 1 4 | x C x C E A# | hard | |
| x 6 x 10 x 7 | – 1 – 3 – 2 | x C x E x A# | hard |
The C7 chord (Dominant 7) is built from the notes C, E, G, A#. Below are playable fingerings for 6-String Guitar – Open B generated for your selected tuning, ordered from open-position shapes up the neck. Tap a diagram to hear it, or switch to the piano view to see the same harmony on keys.
How the C7 chord is built
Formula: 1 · 3 · 5 · ♭7
| Degree | Semitones | Note |
|---|---|---|
| 1 | 0 | C |
| 3 | 4 | E |
| 5 | 7 | G |
| ♭7 | 10 | A# |
More C chords
Other roots
See C7 in another tuning
What notes make up the C7 chord?
C7 is a Dominant 7 chord built from the notes C, E, G, A#.
How do I read the diagram?
Strings run left to right from the lowest to the first string; the numbers show which finger presses each fret. An ○ marks an open string, an ✕ marks a muted one.