Introduction

A Minor Blues Scale on the piano — Notes: A-C-D-E♭-E-G — A Minor Blues Scale on the piano

A Minor Blues Scale Notes

Degree	Name	Note	Interval
1	Root	A	P1
♭3	Minor 3rd	C	m3
4	Perfect 4th	D	P4
♭5	Diminished 5th	E♭	A4
5	Perfect 5th	E	P5
♭7	Minor 7th	G	m7

Key Signature

The A Minor Blues Scale doesn’t line up with a single major or minor key, so it has no standard key signature. Its notes are written with accidentals as needed.

Accidentals

E♭

Parallel and Relative Keys

Every minor blues scale has two close cousins. The parallel key shares the same root note but flips the mode (major ↔ minor). The relative key shares the exact same notes and key signature, but starts on a different tonic — three semitones up. Both relationships matter for songwriting: borrowing chords from the parallel key adds emotional color, and pivoting to the relative key is a smooth way to change the mood of a section without changing keys on paper.

Parallel key: A Major Scale — same root note (A), opposite mode. The third, sixth, and seventh degrees shift by a half-step. See also the A Major Chord.

Relative key: C Major Scale — same key signature, different tonic. A Minor Blues and C Major use the same seven notes; the difference is which note feels like “home.” See also the C Major Chord.

A Minor Blues Scale — Frequently Asked Questions

What notes are in the A Minor Blues Scale?

The A Minor Blues Scale has six notes: A C D Eb E G (plus the octave). It is the A 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 A Minor Blues Scale?

The blue note is the b5 — the note between the 4th and 5th scale degrees. In A Minor Blues it is Eb. 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 A Minor Blues Scale used in music?

The A Minor Blues Scale is the foundation of blues, jazz blues, rock, and soul improvisation. It works over A minor chords, A7 dominant chords, and across the full 12-bar blues in A. The blue note (b5) is typically used as a passing tone rather than a held note.

What is the difference between the A Minor Blues Scale and A Minor Pentatonic?

The A Minor Blues Scale has one extra note — the b5 (Eb) — 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 A 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 A Minor Blues Scale?

Start with the A Minor Pentatonic first — add the blue note (Eb) 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 A7 chord, targeting the root, b3, and 5th as anchor tones.

Practice Tips

Learn the A Minor Pentatonic first — the blues scale is that scale plus one note (Eb, 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 A7 chord using just 3 notes at first: root, b3, and 5th. Add the blue note when those feel solid.
Listen to blues recordings in A 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 A Minor Blues scale then slip in the major 3rd (natural 3rd) for the classic major/minor blues sound.

Explore More

Minor Blues Scale in Other Keys

C C#Db D D#Eb E F F#Gb G G#Ab A#Bb B Cb

Browse all Minor Blues Scales →All A Scales →Learn about minor scales →

Related Lessons

Keep going with the Minor Blues scale — these pages cover the underlying theory, the connected reference material, and the practice tools that work with this scale.

Theory

Reference

References & Further Reading

The note names, intervals, fingering, and harmony on this scale page are grounded in the following sources. Public domain treatises and scores are linked to their full text; primary data reflects piano.org's own interval-derived dataset.

1
Riemann, Hugo(1896)
Harmony Simplified (English translation)
Public domain treatise
2
George Grove (ed.)(1900)
A Dictionary of Music and Musicians
Public domain treatise
3
Beethoven, Ludwig van(1810)
Für Elise, WoO 59 (A minor)
Public domain score
4
piano.org(2024)
piano.org scale note dataset — 25 scale types × 18 keys, derived from interval construction rules
Primary data

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A Minor Blues Scale