Diatonic Harmony
Chords built from scale degrees in tertian and quartal harmony.
Chords
Triads
AMA C# E
BmB D F#
C#mC# E G#
DMD F# A
EME G# B
F#mF# A C#
G#dimG# B D
Seventh Chords
Amaj7A C# E G#
Bm7B D F# A
C#m7C# E G# B
Dmaj7D F# A C#
E7E G# B D
F#m7F# A C# E
G#m7b5G# B D F#
Five Note Chords
Amaj9A C# E G# B
Bm9B D F# A C#
E7add6/C#C# E G# B D
Dmaj9D F# A C# E
E9E G# B D F#
F#m9F# A C# E G#
DM6#11/G#G# B D F# A
Six Note Chords
Name UnavailableA C# E G# B D
Bm11B D F# A C# E
E13/C#C# E G# B D F#
Dmaj9#11D F# A C# E G#
D69#11/EE G# B D F# A
F#m11F# A C# E G# B
C#7sus4b9b13/G#G# B D F# A C#
Q3 (Quartal 3 Note Chords)
Name UnavailableA D G#
Esus4/BB E A
F#sus4/C#C# F# B
Name UnavailableD G# C#
Dsus2/EE A D
Esus2/F#F# B E
C#sus4/G#G# C# F#
Q4 (Quartal 4 Note Chords)
Name UnavailableA D G# C#
B4B E A D
C#4C# F# B E
DM7b5D G# C# F#
AM7sus4/EE A D G#
F#4F# B E A
G#4G# C# F# B
Q5 (Quartal 5 Note Chords)
Dmaj#4/AA D G# C# F#
AM9sus4/BB E A D G#
F#m7add11/C#C# F# B E A
C#b9sus/DD G# C# F# B
Name UnavailableE A D G# C#
D6add9/F#F# B E A D
C#m7add11/G#G# C# F# B E
Q6 (Quartal 6 Note Chords)
C#7sus4b9b13/AA D G# C# F# B
Name UnavailableB E A D G# C#
Dmaj13/C#C# F# B E A D
E13/DD G# C# F# B E
Dmaj9#11/EE A D G# C# F#
F#m11AF# B E A D G#
F#m11/G#G# C# F# B E A
Triad Pairs
Triad Pair 1 - I ii
AMA C# E
BmB D F#
Triad Pair 2 - ii iii
BmB D F#
C#mC# E G#
Triad Pair 3 - iii IV
C#mC# E G#
DMD F# A
Triad Pair 4 - IV V
DMD F# A
EME G# B
Triad Pair 5 - V vi
EME G# B
F#mF# A C#
Triad Pair 6 - vi vii°
F#mF# A C#
G#dimG# B D
Triad Pair 7 - vii° I
G#dimG# B D
AMA C# E