C#-6(addb13) Minor
The C#-6(addb13) chord is built from the notes C# – E – G# – A# – A.
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Also known as
C#m6(addb13)C#m6(b13)
Chord tones, one by one
C#Root
Root
The fundamental note the chord is built on — C#.
EThird
Minor third
Three semitones — makes the chord minor (darker, sadder).
G#Fifth
Perfect fifth
Seven semitones — the most stable interval, reinforces the root.
A#Extension
Thirteenth (13)
A 13th — full, rich top extension.
AExtension
Flat thirteenth (♭13)
A ♭13 — dark altered tension over a dominant chord.
🎼 Related scales
🎹 Modal analysis
This chord implies the Bebop melodic minor scale; its characteristic note is the passing ♭6 (bebop).
🎸 Genres
Bebop jazz · Straight-ahead jazz