Chord · 6ths & Adds

F6/9 — F Six-Nine

F6/9 is the F six-nine chord. It is built on the root F with major 3rd (A), perfect 5th (C), major 6th (D) and major 9th (G) above it — the formula 1 3 5 6 9, sounding the notes F A C D G. On the piano it sits at F (octave 4) and above in the library's voicing; the same 5 notes in any octave are still F6/9.

Root: F
Quality: Six-Nine
Formula: 1 3 5 6 9
Notes: F A C D G

On the keyboard

The notes of F6/9

Degree	Note	Interval from the root	Pitch
1	F	root	F4
3	A	major 3rd	A4
5	C	perfect 5th	C5
6	D	major 6th	D5
9	G	major 9th	G5

Other 6ths & adds on F

F6 Fm6 Fm6/9 Fadd2 Fadd4 Fadd9 Fadd11 Fm(add9)Fm(add11)

Six-Nine chords on every root

C6/9 D♭6/9 D6/9 E♭6/9 E6/9 F♯6/9 G6/9 A♭6/9 A6/9 B♭6/9 B6/9

Part of the chord reference. See also the scales and the keys.