C♯7
C♯7 is a dominant seventh chord made of C♯–E♯–G♯–B. Its major third and minor seventh distinguish it from both a major seventh chord and a plain major triad. The same pitches may also be spelled as D♭7 (D♭–F–A♭–C♭).
NotesC♯ · E♯ · G♯ · B
Formula1 · 3 · 5 · ♭7
AliasesD♭7
Voice leading
C♯7 → F♯
- Common tones
- C♯
- Moving voice
- E♯ → F♯ · B → A♯
E♯ moves up a semitone to F♯ and B moves down a semitone to A♯, while C♯ remains as a common tone. This three-note voicing omits G♯.
C♯7
arrow_rightF♯