B-13 Minor 7th
The B-13 chord is built from the notes B – D – F# – A – C# – G#.
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Also known as
Bmi13Bmi713Bmin9add13
Chord tones, one by one
BRoot
Root
The fundamental note the chord is built on — B.
DThird
Minor third
Three semitones — makes the chord minor (darker, sadder).
F#Fifth
Perfect fifth
Seven semitones — the most stable interval, reinforces the root.
ASeventh
Minor seventh (♭7)
Ten semitones — the dominant/minor seventh. Adds bluesy tension (7, m7).
C#Extension
Ninth (9)
A 9th — colorful extension a whole step above the octave.
G#Extension
Thirteenth (13)
A 13th — full, rich top extension.
🎼 Related scales
🎹 Modal analysis
This chord implies the Dorian scale; its characteristic note is the major 6th (13).
🎸 Genres
Modal jazz · Funk · Soul · Rock