[ Chord / Mode Reference ]

Diatonic Mode Reference

The reference tables below show corresponding triads and seventh chords for all scale degrees in each diatonic mode. I've also provided "legal" root chords for inclusion of accidental/non-scale degrees.

Mode	Formula (Major)	Formula (Minor)
I - Ionian (Major)	1 2 3 4 5 6 7	1 2 ♯3 4 5 ♯6 ♯7
II - Dorian	1 2 ♭3 4 5 6 ♭7	1 2 3 4 5 ♯6 7
III - Phrygian	1 ♭2 ♭3 4 5 ♭6 ♭7	1 ♭2 3 4 5 6 7
IV - Lydian	1 2 3 ♯4 5 6 7	1 2 ♯3 ♯4 5 ♯6 ♯7
V - Mixolydian	1 2 3 4 5 6 ♭7	1 2 ♯3 4 5 ♯6 7
VI - Aeolian (Minor)	1 2 ♭3 4 5 ♭6 ♭7	1 2 3 4 5 6 7
VII - Locrian	1 ♭2 ♭3 4 ♭5 ♭6 ♭7	1 ♭2 3 4 ♭5 6 7

Select a mode from the table to view corresponding chords below, or show all modes in list view.

Root notes are highlighted blue in all scale diagrams.

I - Ionian (Major)

Degree	Triad	Seventh
I	Maj	Maj7
	Dim Aug	Half-Dim7 Aug7 AugMaj7
ii	Min	Min7
	Aug	AugMaj7
iii	Min	Min7
IV	Maj	Maj7
	Dim	Half-Dim7
V	Maj	Dom7
	Dim Aug	Dim7 AugMaj7
vi	Min	Min7
	Maj	Maj7
vii°	Dim	Half-Dim7
VIII	Maj	Maj7

III - Phrygian

Degree	Triad	Seventh
i	Min	Min7
II	Maj	Maj7
	Dim	Half-Dim7
III	Maj	Dom7
	Dim Aug	Dim7 AugMaj7
iv	Min	Min7
	Maj	Maj7
v°	Dim	Half-Dim7
VI	Maj	Maj7
	Dim Aug	Half-Dim7 Aug7 AugMaj7
vii	Min	Min7
	Aug	AugMaj7
viii	Min	Min7

V - Mixolydian

Degree	Triad	Seventh
I	Maj	Dom7
	Dim Aug	Dim7 AugMaj7
ii	Min	Min7
	Maj	Maj7
iii°	Dim	Half-Dim7
IV	Maj	Maj7
	Dim Aug	Half-Dim7 Aug7 AugMaj7
v	Min	Min7
	Aug	AugMaj7
vi	Min	Min7
VII	Maj	Maj7
	Dim	Half-Dim7
VIII	Maj	Dom7

VI - Aeolian (Minor)

Degree	Triad	Seventh
i	Min	Min7
	Maj	Maj7
ii°	Dim	Half-Dim7
III	Maj	Maj7
	Dim Aug	Half-Dim7 Aug7 AugMaj7
iv	Min	Min7
	Aug	AugMaj7
v	Min	Min7
VI	Maj	Maj7
	Dim	Half-Dim7
VII	Maj	Dom7
	Dim Aug	Dim7 AugMaj7
viii	Min	Min7

VII - Locrian

Degree	Triad	Seventh
i°	Dim	Half-Dim7
II	Maj	Maj7
	Dim Aug	Half-Dim7 Aug7 AugMaj7
iii	Min	Min7
	Aug	AugMaj7
iv	Min	Min7
V	Maj	Maj7
	Dim	Half-Dim7
VI	Maj	Dom7
	Dim Aug	Dim7 AugMaj7
vii	Min	Min7
	Maj	Maj7
viii°	Dim	Half-Dim7

Chord Reference

Formulas for all chords referenced above are shown here. In future this page might be expanded to also have chord diagrams, but all the key information to work these out should already be here (character-building exercise).

For sweep/tap shapes to use over these chords, check out the Arpeggio Shapes page.

Name	Formula
Major (Maj)	1 3 5
Minor (Min)	1 ♭3 5
Diminished (Dim)	1 ♭3 ♭5
Augmented (Aug)	1 3 ♯5
Major 7 (Maj7)	1 3 5 7
Minor 7 (Min7)	1 ♭3 5 ♭7
Dominant 7 (Dom7)	1 3 5 ♭7
Half-Diminished 7 (Half-Dim7)	1 ♭3 ♭5 ♭7
Diminished 7 (Dim7)	1 ♭3 ♭5 ♭♭7
Augmented Major 7 (AugMaj7)	1 3 ♯5 7
Augmented 7 (Aug7)	1 3 ♯5 ♭7

This page is a work in progress and any input is greatly appreciated - for corrections or suggested improvements, please reach out to contact@zebneedy.com or via the contact page.