About the blues scale
The blues scale adds the flattened 5th, the “blue note”, to the minor pentatonic. Used as a passing tone, it gives blues, rock and jazz lines their typical bite.
Use the Scale & Chord Finder to look up any other root or mode.
Scale
D blues scale
The D blues scale has 6 notes: D, F, G, A♭, A, C. Hear it, see it on the keyboard and find the chords that belong to it.
D1
F♭3
G4
A♭♭5
A5
C♭7
Steps: 1½ W H H 1½ W