C7 chord on 4-String Bass – Drop C
in Drop C (C-G-C-F) 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 |
|---|---|---|---|---|
| 0 3 4 2 | – 2 3 1 | C A# E G | medium | |
| 4 3 7 7 | 2 1 3 4 | E A# G C | hard | |
| 0 0 4 5 | – – 1 2 | C G E A# | easy | |
| 0 9 7 5 | – 3 2 1 | C E G A# | hard | |
| 0 9 10 7 | – 2 3 1 | C E A# C | medium | |
| 0 9 10 x | – 1 2 – | C E A# x | easy | |
| 12 12 10 11 | 3 4 1 2 | C G A# E | medium | |
| 0 3 4 x | – 1 2 – | C A# E x | easy | |
| 7 3 4 7 | 3 1 2 4 | G A# E C | hard | |
| 0 5 4 5 | – 2 1 3 | C C E A# | easy | |
| 0 9 0 5 | – 2 – 1 | C E C A# | hard | |
| 7 9 10 7 | 1 2 3 1 | G E A# C | medium · barre on fret 7 | |
| 0 9 10 11 | – 1 2 3 | C E A# E | medium | |
| 0 0 10 11 | – – 1 2 | C G A# E | easy | |
| 0 3 4 5 | – 1 2 3 | C A# E A# | medium | |
| 4 3 4 7 | 2 1 3 4 | E A# E C | hard |
The C7 chord (Dominant 7) is built from the notes C, E, G, A#. Below are playable fingerings for 4-String Bass – Drop C 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.