C7 chord on 4-String Bass – Drop D
in Drop D (D-A-D-G) 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 |
|---|---|---|---|---|
| 2 1 5 5 | 2 1 3 4 | E A# G C | hard | |
| x 3 2 3 | – 2 1 3 | x C E A# | easy | |
| 5 7 8 5 | 1 2 3 1 | G E A# C | medium · barre on fret 5 | |
| 10 7 8 9 | 4 1 2 3 | C E A# E | medium | |
| 10 10 8 9 | 3 4 1 2 | C G A# E | medium | |
| 5 1 2 5 | 3 1 2 4 | G A# E C | hard | |
| 2 3 2 3 | 1 2 1 3 | E C E A# | easy · barre on fret 2 | |
| 8 7 5 5 | 4 3 1 2 | A# E G C | medium | |
| 10 7 8 0 | 3 1 2 – | C E A# G | medium | |
| 10 x 8 9 | 3 – 1 2 | C x A# E | hard | |
| 2 1 2 5 | 2 1 3 4 | E A# E C | hard | |
| 2 3 5 3 | 1 2 4 3 | E C G A# | medium | |
| 8 7 8 5 | 3 2 4 1 | A# E A# C | medium | |
| 10 7 8 x | 3 1 2 – | C E A# x | medium | |
| 8 10 10 9 | 1 3 4 2 | A# G C E | medium | |
| x 1 2 5 | – 1 2 3 | x 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 D 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.