F#min11b13 Minor 7th
The F#min11b13 chord is built from the notes F# – A – C# – E – G# – B – D.
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Also known as
F#min13b13
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
Perfect fifth
Seven semitones — the most stable interval, reinforces the root.
ESeventh
Minor seventh (♭7)
Ten semitones — the dominant/minor seventh. Adds bluesy tension (7, m7).
G#Extension
Ninth (9)
A 9th — colorful extension a whole step above the octave.
BExtension
Eleventh (11)
An 11th — a suspended, airy color on top of the chord.
DExtension
Flat thirteenth (♭13)
A ♭13 — dark altered tension over a dominant chord.
🎼 Related scales
🎹 Modal analysis
This chord implies the Aeolian (natural minor) scale; its characteristic note is the dark ♭6.
🎸 Genres
Rock · Pop · Cinematic