Quick answer: To play C#7 (C sharp seventh) on guitar, play x 4 6 4 6 4 from the low E string to the high e string (the barre (4th fret, A-string root) shape). The chord contains C#, E#, G#, B. If that is hard, use the easier shape x x x 6 6 7, which needs 3 fretted notes.
C#7 chord facts
| Chord | C#7 (C sharp seventh) |
|---|---|
| Other names | C#dom7, Db7 (enharmonic spelling, same notes and shapes) |
| Notes | C#, E#, G#, B |
| Intervals | C# (root), E# (major 3rd), G# (perfect 5th), B (minor 7th) |
| Formula | 1-3-5-b7 |
| Difficulty | Beginner (easy version) to intermediate (full shape) |
| Shapes on this page | 3 |
How do you play C#7 on guitar?
The main shape is x 4 6 4 6 4 (Barre (4th fret, A-string root)). Finger by finger:
- Lay your index finger flat across the A to high e strings at fret 4. This is the barre.
- Put your ring finger (3) on the D string at fret 6 (G#, the perfect 5th).