Ref: Diatonic Keys for Triads

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Intervals Scales Circle of 5ths Fret Maps CAGED Charts Diatonic Chords Diatonic Keys Chord Fingerings Chord Naming Progressions Modes Counting Rhythm Arpeggios Reading Tab Other Notation Injury

This page shows which major, minor, and harmonic minor keys a particular triad is diatonic to. Find the chord that you want to know which keys it belongs to in the left-most column, then look for the x's on that row for all the keys.

	Major
Key/ Chord	A	A♯	B	C	C♯	D	D♯	E	F	F♯	G	G♯
A	I					V		IV
Am				vi					iii		ii
A+
A°		vii°
A♯		I					V		IV
A♯m					vi					iii		ii
A♯+
A♯°			vii°
Key/ Chord	A	A♯	B	C	C♯	D	D♯	E	F	F♯	G	G♯
B			I					V		IV
Bm	ii					vi					iii
B+
B°				vii°
C				I					V		IV
Cm		ii					vi					iii
C+
C°					vii°
C♯					I					V		IV
C♯m	iii		ii					vi
C♯+
C♯°						vii°
Key/ Chord	A	A♯	B	C	C♯	D	D♯	E	F	F♯	G	G♯
D	IV					I					V
Dm		iii		ii					vi
D+
D°							vii°
D♯		IV					I					V
D♯m			iii		ii					vi
D♯+
D♯°								vii°
Key/ Chord	A	A♯	B	C	C♯	D	D♯	E	F	F♯	G	G♯
E	V		IV					I
Em				iii		ii					vi
E+
E°									vii°
F		V		IV					I
Fm					iii		ii					vi
F+
F°										vii°
F♯			V		IV					I
F♯m	vi					iii		ii
F♯+
F♯°											vii°
Key/ Chord	A	A♯	B	C	C♯	D	D♯	E	F	F♯	G	G♯
G				V		IV					I
Gm		vi					iii		ii
G+
G°												vii°
G♯					V		IV					I
G♯m			vi					iii		ii
G♯+
G♯°	vii°

	Minor
Key/ Chord	A	A♯	B	C	C♯	D	D♯	E	F	F♯	G	G♯
A			VII		VI					III
Am	i					v		iv
A+
A°											ii°
A♯				VII		VI					III
A♯m		i					v		iv
A♯+
A♯°												ii°
Key/ Chord	A	A♯	B	C	C♯	D	D♯	E	F	F♯	G	G♯
B					VII		VI					III
Bm			i					v		iv
B+
B°	ii°
C	III					VII		VI
Cm				i					v		iv
C+
C°		ii°
C♯		III					VII		VI
C♯m					i					v		iv
C♯+
C♯°			ii°
Key/ Chord	A	A♯	B	C	C♯	D	D♯	E	F	F♯	G	G♯
D			III					VII		VI
Dm	iv					i					v
D+
D°				ii°
D♯				III					VII		VI
D♯m		iv					i					v
D♯+
D♯°					ii°
Key/ Chord	A	A♯	B	C	C♯	D	D♯	E	F	F♯	G	G♯
E					III					VII		VI
Em	v		iv					i
E+
E°						ii°
F	VI					III					VII
Fm		v		iv					i
F+
F°							ii°
F♯		VI					III					VII
F♯m			v		iv					i
F♯+
F♯°								ii°
Key/ Chord	A	A♯	B	C	C♯	D	D♯	E	F	F♯	G	G♯
G	VII		VI					III
Gm				v		iv					i
G+
G°									ii°
G♯		VII		VI					III
G♯m					v		iv					i
G♯+
G♯°										ii°

	Harmonic Minor
Key/ Chord	A	A♯	B	C	C♯	D	D♯	E	F	F♯	G	G♯
A					VI	V
Am	x							x
A+										x
A°		x									x
A♯						VI	V
A♯m		x							x
A♯+											x
A♯°			x									x
Key/ Chord	A	A♯	B	C	C♯	D	D♯	E	F	F♯	G	G♯
B							VI	V
Bm			x							x
B+												x
B°	x			x
C								VI	V
Cm				x							x
C+	x
C°		x			x
C♯									VI	V
C♯m					x							x
C♯+		x
C♯°			x			x
Key/ Chord	A	A♯	B	C	C♯	D	D♯	E	F	F♯	G	G♯
D										VI	V
Dm	x					x
D+			x
D°				x			x
D♯											VI	V
D♯m		x					x
D♯+				x
D♯°					x			x
Key/ Chord	A	A♯	B	C	C♯	D	D♯	E	F	F♯	G	G♯
E	V											VI
Em			x					x
E+					x
E°						x			x
F	VI	V
Fm				x					x
F+						x
F°							x			x
F♯		VI	V
F♯m					x					x
F♯+							x
F♯°								x			x
Key/ Chord	A	A♯	B	C	C♯	D	D♯	E	F	F♯	G	G♯
G			VI	V
Gm						x					x
G+								x
G°									x			x
G♯				VI	V
G♯m							x					x
G♯+									x
G♯°	x									x

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Intervals Scales Circle of 5ths Fret Maps CAGED Charts Diatonic Chords Diatonic Keys Chord Fingerings Chord Naming Progressions Modes Counting Rhythm Arpeggios Reading Tab Other Notation Injury

Ref: Diatonic Keys for Triads

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