Chord · 13ths
C♯m7/11/13 — C♯ Minor 7th / 11th / 13th
C♯m7/11/13 is the C♯ minor 7th / 11th / 13th chord. It is built on the root C♯ with minor 3rd (E), perfect 5th (G♯), minor 7th (B), perfect 11th (F♯) and major 13th (A♯) above it — the formula 1 ♭3 5 ♭7 11 13, sounding the notes C♯ E G♯ B F♯ A♯. On the piano it sits at C# (octave 4) and above in the library's voicing; the same 6 notes in any octave are still C♯m7/11/13.
- Root
- C♯
- Quality
- Minor 7th / 11th / 13th
- Formula
- 1 ♭3 5 ♭7 11 13
- Notes
- C♯ E G♯ B F♯ A♯
On the keyboard
The notes of C♯m7/11/13
| Degree | Note | Interval from the root | Pitch |
|---|---|---|---|
| 1 | C♯ | root | C♯4 |
| ♭3 | E | minor 3rd | E4 |
| 5 | G♯ | perfect 5th | G♯4 |
| ♭7 | B | minor 7th | B4 |
| 11 | F♯ | perfect 11th | F♯5 |
| 13 | A♯ | major 13th | A♯5 |
Other 13ths on C♯
Minor 7th / 11th / 13th chords on every root
Part of the chord reference. See also the scales and the keys.