C7 chord on 4-String Bass – Low B
in Low B (B-E-A-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 0 1 x | 1 – 2 – | C E A# x | easy | |
| 5 6 3 2 | 3 4 2 1 | E A# C E | hard | |
| 5 6 3 5 | 2 4 1 3 | E A# C G | medium | |
| 5 8 7 8 | 1 3 2 4 | E C E A# | medium | |
| 8 6 7 10 | 3 1 2 4 | G A# E C | hard | |
| x 8 7 8 | – 2 1 3 | x C E A# | easy | |
| 11 0 10 10 | 3 – 1 2 | A# E G C | easy | |
| 1 0 1 2 | 1 – 2 3 | C E A# E | easy | |
| x 6 3 2 | – 3 2 1 | x A# C E | hard | |
| 5 6 3 x | 2 3 1 – | E A# C x | medium | |
| 5 8 x 8 | 1 2 – 3 | E C x A# | hard | |
| x 6 7 10 | – 1 2 3 | x A# E C | hard | |
| 8 8 7 8 | 2 3 1 4 | G C E A# | medium | |
| 11 12 10 10 | 3 4 1 2 | A# E G C | medium | |
| 1 3 1 2 | 1 3 1 2 | C G A# E | medium · barre on fret 1 | |
| 11 8 7 8 | 4 2 1 3 | A# C E A# | hard |
The C7 chord (Dominant 7) is built from the notes C, E, G, A#. Below are playable fingerings for 4-String Bass – Low 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.