A blues scale: notes, formula and fretboard

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A blues
The A blues scale has 6 notes: A, C, D, Eb, E and G. Its formula is 1 b3 4 b5 5 b7 and its steps, in tones, are 1½ – 1 – ½ – ½ – 1½ – 1.
The blues scale is the minor pentatonic with the added "blue note" (the diminished fifth): it gives the typical grit of blues, rock and jazz.

A blues

A C D Eb E G · 1 b3 4 b5 5 b7
CDEGACDEGACDEGAEbEbEb
Colored dots: notes of the scale, the root is the darkest.

Notes and intervals

Note
Degree
A
1
C
b3
D
4
Eb
b5
E
5
G
b7

Neighbouring scales (fifth and fourth)

Try it in the app

Hear the chords, play them as a progression, switch instrument, note names (Do Ré Mi or C D E) and theme:

Frequently asked questions

What are the notes of the A blues scale?

The notes of the A blues scale are A, C, D, Eb, E and G.

What is the formula of the blues scale?

The formula of the blues scale is 1 b3 4 b5 5 b7: it is built with the steps 1½ – 1 – ½ – ½ – 1½ – 1 (in tones).

How many accidentals are in the A blues scale?

The A blues scale has 1 flat.