C7/C# Guitar Chord

The C dominant seventh over C# is a dominant chord. Explore fingerings, progressions, and theory analysis below.

Finger Positions

Dominant
C7/C# diagram
Root Note C
Name C dominant seventh over C#
Intervals 1P-3M-5P-7m
Relative Minor Am
Notes C#, C, E, G, Bb
Aliases C7, Cdom

Common Progressions Popular patterns using C

I-V-vi-IV

C → G → Am → F

vi-IV-I-V

Am → F → C → G

Diatonic Family (Triads)

C Dm Em F G Am Bdim

Diatonic Family (7ths)

Cmaj7 Dm7 Em7 Fmaj7 G7 Am7 Bm7b5

Scale Compatibility

View All Scales
Bebop Mixolydian Mixolydian Pentatonic Lydian Dominant Pentatonic Mixolydian B6 Lydian Dominant Lydian Minor Phrygian Dominant Hungarian Major Flamenco Spanish Heptatonic Bebop Minor Half-Whole Diminished Kafi Raga Composite Blues

* 15 scales found containing the notes C#, C, E, G, Bb.

Audio & MIDI Analysis

MIDI Numbers 61, 60, 64, 67, 70
Frequencies (Hz)

277.1826309768721, 261.6255653005986, 329.6275569128699, 391.99543598174927, 466.1637615180899