B♭ MINor
Chords in the key of
The scale’s notes are numbered from 1 to 7. Roman numerals are used to label the basic triad (1-3-5) chords built on each of those notes.
The notes of the B♭ minor scale are:
B♭ – C – D♭ – E♭ – F – G♭ – A♭
| i | ii° | III | iv | v | VI | VII |
|---|---|---|---|---|---|---|
| B♭m | Cdim | D♭ | E♭m | Fm | G♭ | A♭ |
| B flat minor | C diminished | D flat major | E flat minor | F minor | G flat major | A flat major |
| B♭ - D♭ - F | C - E♭ - G♭ | D♭ - F - A♭ | E♭ - G♭ - B♭ | F - A♭ - C | G♭ - B♭ - D♭ | A♭ - C - E♭ |
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That’s the diatonic set. If you stay strictly inside the key, these are your friends. The pattern of naming chords for every minor key is:
Minor, Diminished, Major, Minor, Minor, Major, Major. Numerals in UPPERCASE (III, VI, VII) denote major chords, and numerals in lowercase (i, ii°, iv, v) denote minor chords.
B♭ Minor: Extended Chords
B♭ HARMONIC Minor: RESOLVING + cinematic
B♭ natural/diatonic minor often borrows the 7th note from B♭ harmonic minor; it’s just one semitone higher but creates and resolves tension far better than its diatonic counterpart.
This raises B♭ minor’s A♭ to A, which affects B♭ minor’s III, v, & VII chords:
| III+ | V | vii° |
|---|---|---|
| D♭aug | F | Adim |
| D flat augmented | F major | A diminished |
| D♭ - F - A | F - A - C | A - C - E♭ |
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