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Chords and Scales

Major and Minor Scales

Major (Ionian)

Formula
1 2 3 4 5 6 7
From C
C D E F G A B
Where it is used
The central major-key scale.

Natural minor (Aeolian)

Formula
1 2 ♭3 4 5 ♭6 ♭7
From C
C D E♭ F G A♭ B♭
Where it is used
The minor scale that shares its notes with the relative major.

Harmonic minor

Formula
1 2 ♭3 4 5 ♭6 7
From C
C D E♭ F G A♭ B
Where it is used
The raised seventh gives minor keys a leading tone.

Melodic minor (ascending)

Formula
1 2 ♭3 4 5 6 7
From C
C D E♭ F G A B
Where it is used
Classical practice lowers the sixth and seventh on the way down; jazz keeps this form both ways.

Other chapters: Triads · Sixths and Added Notes · Seventh Chords · Extended and Altered Chords · The Modes · Pentatonic and Blues · Symmetrical Scales · Jazz Scales · Color Scales

Chord symbols and voicings vary by style. No chord–scale pairing is right in every context.

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