Chord · 6ths & Adds
D6/9 — D Six-Nine
D6/9 is the D six-nine chord. It is built on the root D with major 3rd (F♯), perfect 5th (A), major 6th (B) and major 9th (E) above it — the formula 1 3 5 6 9, sounding the notes D F♯ A B E. On the piano it sits at D (octave 4) and above in the library's voicing; the same 5 notes in any octave are still D6/9.
- Root
- D
- Quality
- Six-Nine
- Formula
- 1 3 5 6 9
- Notes
- D F♯ A B E
On the keyboard
The notes of D6/9
| Degree | Note | Interval from the root | Pitch |
|---|---|---|---|
| 1 | D | root | D4 |
| 3 | F♯ | major 3rd | F♯4 |
| 5 | A | perfect 5th | A4 |
| 6 | B | major 6th | B4 |
| 9 | E | major 9th | E5 |
Other 6ths & adds on D
Six-Nine chords on every root
Part of the chord reference. See also the scales and the keys.