Bb Minor Blues Scale
B♭-D♭-E♭-E-F-A♭
Formula:A-W-H-H-A-W
Intervals:P1-m3-P4-A4-P5-m7
Introduction
Enharmonic equivalent: B♭ is enharmonically equivalent to A♯. See A# Minor Blues Scale Scale.
Bb Minor Blues Scale Notes
| Degree | Name | Note | Interval |
|---|---|---|---|
| 1 | Tonic | B♭ | P1 |
| 2 | Supertonic | B♭ | m3 |
| 3 | Mediant | D♭ | P4 |
| 4 | Subdominant | E♭ | A4 |
| 5 | Dominant | E | P5 |
| 6 | Submediant | F | m7 |
| 7 | Leading Tone | A♭ | — |
Key Signature
The key of Bb Minor Blues has 5 flats.
B♭E♭A♭D♭G♭
Order of flats
Flats are added in a fixed order — the reverse of the sharp order. Each new flat key adds the next flat on the list.
B♭E♭A♭D♭G♭C♭F♭
Mnemonic: Battle Ends And Down Goes Charles’ Father
Chords in the Key of Bb Minor Blues Scale
These are the diatonic triads built on each degree of the Bb Minor Blues Scale:
C
D
E
F
G
A
B
C
D
E
F
G
A
B
i — B♭ Minor (minor)
Bb Minor Blues Scale — Frequently Asked Questions
What notes are in the Bb Minor Blues Scale?
The Bb Minor Blues Scale has six notes: Bb Db Eb E F Ab (plus the octave). It is the Bb Minor Pentatonic Scale with one added note — the b5 (also called the "blue note"). This b5 creates the characteristic tense, expressive quality of blues music.
What is the blue note in the Bb Minor Blues Scale?
The blue note is the b5 — the note between the 4th and 5th scale degrees. In Bb Minor Blues it is E. It creates harmonic tension that wants to resolve either up to the 5th or down to the 4th, giving blues its characteristic "bent" sound.
How is the Bb Minor Blues Scale used in music?
The Bb Minor Blues Scale is the foundation of blues, jazz blues, rock, and soul improvisation. It works over Bb minor chords, Bb7 dominant chords, and across the full 12-bar blues in Bb. The blue note (b5) is typically used as a passing tone rather than a held note.
What is the difference between the Bb Minor Blues Scale and Bb Minor Pentatonic?
The Bb Minor Blues Scale has one extra note — the b5 (E) — inserted between the 4th and 5th. This is the only difference. The b5 adds tension and expressiveness, creating the blues sound. The minor pentatonic is the same scale without it.
Can I mix the Bb Minor Blues Scale with the major blues scale?
Yes — mixing major and minor blues scales over the same chord is a hallmark of authentic blues playing. This technique creates the "major/minor ambiguity" heard in classic blues and rock. Start with the minor blues, then add major blues notes (especially the major 3rd) for colour.
How do I practise the Bb Minor Blues Scale?
Start with the Bb Minor Pentatonic first — add the blue note (E) only after you know the 5 pentatonic notes. Use the blue note as a passing tone between the 4th and 5th, not as a note to land on. Improvise slowly over a Bb7 chord, targeting the root, b3, and 5th as anchor tones.
Practice Tips
- Learn the Bb Minor Pentatonic first — the blues scale is that scale plus one note (E, the blue note).
- Use the blue note as a passing tone only — slide through it between the 4th and 5th, don't land on it and hold it.
- Improvise over a Bb7 chord using just 3 notes at first: root, b3, and 5th. Add the blue note when those feel solid.
- Listen to blues recordings in Bb and try to identify when the blue note appears — train your ear before your fingers.
- Practice the scale in rhythmic patterns (long-short, short-long) to develop the phrasing feel of blues music.
- Mix major and minor blues notes: play the Bb Minor Blues scale then slip in the major 3rd (natural 3rd) for the classic major/minor blues sound.