C# Ionian #5 Guitar Scale
6-string guitar · Mode III harm. · 7 notes · major family
Notes
C♯
D♯
E♯
F♯
G♯♯
A♯
B♯
Solfège : Do♯ – Ré♯ – Mi♯ – Fa♯ – Sol♯♯ – La♯ – Si♯
Interval Structure
C♯
T
D♯
T
E♯
½T
F♯
T+½T
G♯♯
½T
A♯
T
B♯
→
C♯+oct.
½T
Scale Chords (triads)
| Degree | Chord (in C#) | Quality |
|---|---|---|
| I+ | C♯+ | augmented |
| ii | D♯m | minor |
| III | E♯ | Major |
| IV | F♯ | Major |
| v° | G♯♯° | diminished |
| vi | A♯m | minor |
| vii° | B♯° | diminished |
About this scale
Ionian #5 is a major mode with an augmented 5th that creates an unusual tension. On guitar, it works over augmented Maj7#5 chords and allows phrases that wrong-foot ears accustomed to the standard Ionian sound. Its #5 creates a very recognizable color in chromatic progressions.
See fretboard positions for C# Ionian #5 on guitar in the interactive app.
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