G blues scale

The notes of the G blues scale

G B♭ C D♭ D F

Formula: 1 ♭3 4 ♭5 5 ♭7. Steps from note to note: 3 2 1 1 3 2 semitones (one and a half, whole, half, half, one and a half, whole).

The G minor pentatonic scale with one note added: D♭, the flat fifth, the blue note. Slide through it, don't sit on it.

In Hz, from G4: G4 392.0 · B♭4 466.2 · C5 523.3 · D♭5 554.4 · D5 587.3 · F5 698.5.

The G blues scale on the piano

White keys: G C D F; black keys: B♭ D♭.

For the fingering, slide the thumb under after the black keys, never onto one.

The G blues scale on guitar

One position, frets 2–6, low E string first: low E: 3 6 (G B♭) · A: 3 4 5 (C D♭ D) · D: 3 5 (F G) · G: 3 5 6 (B♭ C D♭) · B: 2 3 6 (D♭ D F) · high E: 3 6 (G B♭). 0 = open string.

The root G sits at fret 3 on the low E string and at fret 10 on the A string. Slide the same shape there for any other root.

Blues in G

G is a common blues key for guitar (the box at the 3rd fret) and for harmonica players with a C harp. The blue note D♭ (C♯) sits on the A string at the 4th fret; bend or slide into D from it. Over G7, C7 and D7 the same six notes work across the 12 bars.

More scales

Blues scale C blues scale F blues scale D blues scale A blues scale G major scale on guitar G minor: scale and chords

How this page works

Hear it plays the scale up and down at 100 BPM on one of four Brumm sounds. Take it gives the same notes as a MIDI file and a WAV. − and + move the root. Every note here is computed from the formula.

Sources

Scales and modes: Open Music Theory, musictheory.net. Piano fingerings: the standard scale-book fingerings (ABRSM scale books; Hanon, The Virtuoso Pianist, part 3). Trumpet valves: the standard B♭ trumpet fingering chart (Yamaha, Bach). Hz: A4 = 440 Hz, ISO 16.

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