Guitar chord
C Dominant 7 Open Chord
A common open C7 chord shape in standard tuning.
- Symbol
- C7
- Chord tones
- C , E , G , Bb
- Formula
- 1 3 5 b7
- Tuning
- Standard
- Frets, low to high
- X 3 2 3 1 0
- Fingers, low to high
- - 3 2 4 1 -
Chord fingering diagram
Read the chart vertically with the nut at the top. X means mute the string, markers above the nut are played open, and numbered markers show fretting-hand fingers.
Chord tone reference
Use the matching arpeggio page to study the same notes across the full fretboard, or open those chord tones directly in the interactive tool.