F#m(maj9#5) Augmented
The F#m(maj9#5) chord is built from the notes F# – A – C## – E# – G#.
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Chord tones, one by one
F#Root
Root
The fundamental note the chord is built on — F#.
AThird
Minor third
Three semitones — makes the chord minor (darker, sadder).
C##Fifth
Augmented fifth (♯5)
Eight semitones — a sharp fifth. Restless and dreamy, typical of augmented chords.
E#Seventh
Major seventh
Eleven semitones — a lush, jazzy seventh just below the octave (maj7).
G#Extension
Ninth (9)
A 9th — colorful extension a whole step above the octave.
🎼 Related scales
🎹 Modal analysis
This chord implies the Whole-half diminished scale.
🎸 Genres
Bebop jazz · Hard bop · Gypsy jazz