Dmaj+13 Augmented
The Dmaj+13 chord is built from the notes D – F# – A# – C# – B.
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Chord tones, one by one
DRoot
Root
The fundamental note the chord is built on — D.
F#Third
Major third
Four semitones — makes the chord major (brighter, happier).
A#Fifth
Augmented fifth (♯5)
Eight semitones — a sharp fifth. Restless and dreamy, typical of augmented chords.
C#Seventh
Major seventh
Eleven semitones — a lush, jazzy seventh just below the octave (maj7).
BExtension
Thirteenth (13)
A 13th — full, rich top extension.
🎼 Related scales
Lydian augmentedmelodic minor a minor 3rd below
🎹 Modal analysis
This chord implies the Lydian augmented scale; its characteristic note is the dreamy, suspended ♯5. It is a mode of the melodic minor a minor 3rd below.
🎸 Genres
Film & TV scoring · Modal jazz · Impressionism