C♯ Aeolian

Melancholic, natural minor — built from E major

PARENT FAMILY · E MAJ

All 7 modes share the same parent scale (E major). C♯ Aeolian is the VI mode.

#	Mode	Diatonic chords	Mood
I	E Ionian	Emaj7 – F♯m7 – G♯m7 – Amaj7 – B7 – C♯m7 – D♯m7♭5	Happy, bright, resolved
II	F♯ Dorian	F♯m7 – G♯m7 – Amaj7 – B7 – C♯m7 – D♯m7♭5 – Emaj7	Soulful, minor but with hope
III	G♯ Phrygian	G♯m7 – Amaj7 – B7 – C♯m7 – D♯m7♭5 – Emaj7 – F♯m7	Dark, tense, Spanish/flamenco
IV	A Lydian	Amaj7 – B7 – C♯m7 – D♯m7♭5 – Emaj7 – F♯m7 – G♯m7	Dreamy, floating, ethereal
V	B Mixolydian	B7 – C♯m7 – D♯m7♭5 – Emaj7 – F♯m7 – G♯m7 – Amaj7	Bluesy, dominant, rock
VI	C♯ Aeolian	C♯m7 – D♯m7♭5 – Emaj7 – F♯m7 – G♯m7 – Amaj7 – B7	Melancholic, natural minor
VII	D♯ Locrian	D♯m7♭5 – Emaj7 – F♯m7 – G♯m7 – Amaj7 – B7 – C♯m7	Unstable, tense, dissonant

SCALE · 7 NOTES · 1 2 ♭3 4 5 ♭6 ♭7

C♯ D♯ E F♯ G♯ A B

Formula: 1 2 ♭3 4 5 ♭6 ♭7

The Aeolian scale on C♯ contains the notes C♯, D♯, E, F♯, G♯, A, B. The pentatonic subset is C♯, E, F♯, G♯, B.

Characteristic note: the ♭6 (flat sixth) deepens its melancholic minor character.

DIATONIC 7ths · CHORD PAD

I

C♯m7

II

D♯m7♭5

III

Emaj7

IV

F♯m7

V

G♯m7

VI

Amaj7

VII

B7

▸ Play C♯ Aeolian over C♯m7 and B7 progressions.

FRETBOARD · STANDARD TUNING · 15F● LIVE

CHARACTER · MELANCHOLIC, NATURAL MINOR

MELANCHOLIC, NATURAL MINOR

C♯ Aeolian is a minor mode with a melancholic, natural minor character. It is the VI mode of E major — it uses the same 7 notes as E Ionian but is rooted on C♯, which shifts the harmonic focus and creates a completely different sound. The tonic chord is C♯m7.

Where to use C♯ Aeolian

Rock, pop, classical, metal.

Famous examples

Stairway to Heaven
Hotel California
Sultans of Swing

What makes it distinctive: the ♭6 (flat sixth) deepens its melancholic minor character.

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