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Scale Choice Guide


Major Type Chords
Chord Types Most Appropriate Scale Choices Chord Function
Major TriadMajor (Ionian Mode) Chord I
Major sus4Major (Ionian Mode) Chord I
Major 6thMajor (Ionian Mode), Major Pentatonic Chord I
Major 69Major (Ionian Mode), Major Pentatonic Chord I
Major 7thMajor (Ionian Mode) Chord I
Major 7th Lydian Mode Chord IV
Major 9thMajor (Ionian Mode) Chord I
Major 9th Lydian Mode Chord IV
Major 9add11Major (Ionian Mode) Chord I
Major 69Major (Ionian Mode) Chord I
Major 9add13Major (Ionian Mode) Chord I
Major 7b5 Lydian Mode
Major 7#11 Lydian Mode


Minor Type Chords
Chord Types Most Appropriate Scale Choices Chord Function
Minor Triad Dorian Mode, Blues, Minor Pentatonic Chord II
Minor 6th Dorian Mode, Blues, Minor Pentatonic Chord II
Minor 7th Dorian Mode, Blues, Minor Pentatonic Chord II
Minor 7sus4 Dorian Mode, Blues, Minor Pentatonic Chord II
Minor 69 Dorian Mode, Blues, Minor Pentatonic Chord II
Minor 9th Dorian Mode, Blues, Minor Pentatonic Chord II
Minor 11th Dorian Mode, Blues, Minor Pentatonic Chord II
Minor 13th Dorian Mode, Blues, Minor Pentatonic Chord II
Minor Triad Phrygian Mode, Blues, Minor Pentatonic Chord III
Minor 7th Phrygian Mode, Blues, Minor Pentatonic Chord III
Minor 7b13 Phrygian Mode Chord III
Minor Triad Aeolian Mode, Natural Minor, Melodic Minor, Harmonic Minor Chord I Minor Key
Minor Maj7th Melodic Minor, Harmonic Minor Chord I Minor Key
Minor Triad Aeolian Mode, Blues, Minor Pentatonic Chord VI
Minor 7th Aeolian Mode, Blues, Minor Pentatonic Chord VI
Minor 7b13 Aeolian Mode Chord VI
Minor 7b5 Locrian Mode Chord VII
Minor 7b5 Mode 2 Harmonic Minor Chord II Minor Key
Minor 7b5 Locrian #2,
Minor 9b5 Locrian #2,



Dominant 7th Type Chords
Chord Types Most Appropriate Scale Choices Chord Function
Dominant 7th (7th) Mixolydian Mode, blues Chord V
Dominant 7sus4 (7th) Mixolydian Mode, Blues Chord V
Dominant 7b5 Whole Tone, Lydian b7
Dominant 7#5 Whole Tone
Augmented 7th Whole Tone
Dominant 7#11 Lydian b7
Dominant 7b9 Diminished (1+2), Mode 5 Harmonic Minor
Dominant 7#9 Diminished (1+2), Blues, Dorian Mode
Dominant 7#5#9 Super Locrian
Dominant 7b5b9 Super Locrian
Dominant 7#5b9 Super Locrian
Dominant 7b5#9 Super Locrian
9th Mixolydian Mode, Blues
9b5 Whole Tone, Lydian b7
11th Mixolydian Mode, Blues
13th Mixolydian Mode, Blues
13sus4 Mixolydian Mode, Blues



Augmented Type Chords
Chord Types Most Appropriate Scale Choices Chord Function
Augmented Lydian Augmented , Augmented, Mode3 Harmonic Minor
Major 7#5 Lydian Augmented, Augmented , Mode3 Harmonic Minor






Diminished Type Chords
Chord Types Most Appropriate Scale Choices Chord Function
Diminished Diminished (2+1), Mode 7 Harmonic Minor
Diminished 7th Diminished (2+1), Mode 7 Harmonic Minor