Bb
Bbmadd9
Notes
Bb · Db · F · C
Intervals
- RootBb (1P)
- Minor 3rdDb (3m)
- Perfect 5thF (5P)
- Major 9thC (9M)
Fretboard
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About
The B♭m(add9) (B♭–D♭–F–C) applies the same logic to a minor triad — the 9th is added directly, without a 7th, keeping the chord stable. The contrast between the dark D♭ and the bright C gives madd9 its distinctive emotional complexity. This is not a jazzy sound — the absence of the ♭7 keeps it direct and song-oriented, which is why it is common in ballads and alternative music. The D♭ establishes the minor quality; the C is the essential extension. The 5th can be dropped. Compared to B♭m9, madd9 is less harmonically fluid and more immediate.
Similar chords
Chords sharing two or more notes with this one, ranked by overlap.
Scales containing this chord
- B♭ Harmonic Minor (I)
- B♭ Melodic Minor (I)
- B♭ Natural Minor (I)
- A♭ Major (II)
- D♭ Major (VI)
- F Harmonic Minor (IV)
- F Natural Minor (IV)
- G Blues (deg 2)
- B♭ Dorian (I)
- A♭ Mixolydian (II)
- C Locrian (VII)
- C Phrygian (VII)
- D♭ Lydian (VI)
- E♭ Dorian (V)
- E♭ Mixolydian (V)
- F Phrygian (IV)
- F♯ Lydian (III)
- G Locrian (III)
Scales whose notes include every chord tone. Roman numeral marks the chord root’s position in the scale; dashed badges aren’t linked yet.