Scale reference · minor
B♭ harmonic minor scale
The notes of the B♭ harmonic minor scale are B♭, C, D♭, E♭, F, G♭, A. Its formula is 1–2–♭3–4–5–♭6–7.
B♭ harmonic minor scale notes and formula
The interval formula is 1–2–♭3–4–5–♭6–7, and the adjacent-note pattern is W–H–W–W–H–A2–H. It uses the key signature of B♭ natural minor (5 flats), with altered scale degrees written as accidentals.
| Degree | Formula | Note | Semitones | Interval from root |
|---|---|---|---|---|
| 1 | 1 | B♭ | 0 | Root |
| 2 | 2 | C | 2 | Major Second |
| 3 | ♭3 | D♭ | 3 | Minor Third |
| 4 | 4 | E♭ | 5 | Perfect Fourth |
| 5 | 5 | F | 7 | Perfect Fifth |
| 6 | ♭6 | G♭ | 8 | Minor Sixth |
| 7 | 7 | A | 11 | Major Seventh |
Ascending
B♭ – C – D♭ – E♭ – F – G♭ – A – B♭
Descending
B♭ – A – G♭ – F – E♭ – D♭ – C
B♭ harmonic minor scale on piano
Use the keyboard diagram as a note map rather than treating it as a fixed fingering. Say each note name aloud, play one octave slowly, and keep the rhythm even before increasing speed.
Next, practice in groups of two, three, and four notes. Changing the accent pattern exposes uneven finger transitions that can be hidden when every note receives the same emphasis.
B♭ harmonic minor scale on guitar
The diagram marks every scale tone in standard tuning from the open strings through fret 12. Darker circles are B♭ roots. Learn one position first, then connect it horizontally along a single string.
Chords and harmonic use
Stack every other scale tone to build the diatonic triads and seventh chords below. The exact harmonic emphasis depends on style, but all listed notes come from this scale.
| Degree | Triad | Triad notes | Seventh chord | Seventh notes |
|---|---|---|---|---|
| i | B♭m | B♭ – D♭ – F | B♭m(maj7) | B♭ – D♭ – F – A |
| ii° | Cdim | C – E♭ – G♭ | Cm7b5 | C – E♭ – G♭ – B♭ |
| III+ | D♭aug | D♭ – F – A | D♭aug(maj7) | D♭ – F – A – C |
| iv | E♭m | E♭ – G♭ – B♭ | E♭m7 | E♭ – G♭ – B♭ – D♭ |
| V | F | F – A – C | F7 | F – A – C – E♭ |
| VI | G♭ | G♭ – B♭ – D♭ | G♭maj7 | G♭ – B♭ – D♭ – F |
| vii° | Adim | A – C – E♭ | Adim7 | A – C – E♭ – G♭ |
Sound, characteristic notes, and practice ideas
Harmonic minor raises the seventh degree of natural minor. The leading tone strengthens the dominant-to-tonic resolution, while the gap between the flat sixth and major seventh creates its characteristic color. The key to hearing the scale is not only playing all the notes in order; hold a B♭ drone and deliberately land on the characteristic degree.
Sequence
Play 1–2–3, 2–3–4, 3–4–5, continuing through the scale and back down.
Intervals
Alternate the tonic with every other scale tone to memorize its interval sound.
Improvisation
Create a two-bar motif, repeat it, then change only the final note while keeping the rhythm.
B♭ harmonic minor scale compared with related scales
| Scale | Formula | Notes | Main difference |
|---|---|---|---|
| B♭ natural minor scale | 1–2–♭3–4–5–♭6–♭7 | B♭ – C – D♭ – E♭ – F – G♭ – A♭ | minor third, flat sixth, and flat seventh |
| B♭ harmonic minor scale | 1–2–♭3–4–5–♭6–7 | B♭ – C – D♭ – E♭ – F – G♭ – A | raised seventh and the augmented second below it |
| B♭ melodic minor scale | 1–2–♭3–4–5–6–7 | B♭ – C – D♭ – E♭ – F – G – A | minor third with raised sixth and seventh |
Frequently asked questions
What notes are in the B♭ harmonic minor scale?
The notes are B♭, C, D♭, E♭, F, G♭, A, returning to B♭ at the octave.
What is the formula for B♭ harmonic minor scale?
The scale-degree formula is 1–2–♭3–4–5–♭6–7. The step pattern is W–H–W–W–H–A2–H.
How do you play the B♭ harmonic minor scale on piano?
Play the highlighted keys in order: B♭ – C – D♭ – E♭ – F – G♭ – A, then repeat B♭ at the octave. Practice each hand separately before combining them.
How do you play it on guitar?
Use the fretboard diagram to locate every scale tone from the open strings through fret 12. Start and finish phrases on the darker B♭ root markers so the tonal center remains clear.
What makes this scale sound different?
Its defining feature is the raised seventh and the augmented second below it. Emphasize that degree against a tonic drone to hear the scale identity.