G blues diminished scale on ukulele

G blues diminished runs G, A♭, B♭, B, D♭, D, E, F. Box 1 places roots on string 2 fret 3.

A♭B♭BD♭DEFGA♭B♭BD♭GCEA1234
Positions on the neck1 of 4

How it is built

G1A♭♭2B♭♭3B3D♭♭5D5E6F♭7

Formula 1, ♭2, ♭3, 3, ♭5, 5, 6, ♭7

How do you play the G blues diminished scale on ukulele?

G blues diminished in box 1 runs from fret 1 to fret 4, 12 notes across 4 strings, from D♭ on the C string at fret 1 up to D♭ on the A string at fret 4. The root falls on the E string at fret 3.

Every note in this box, string by string
StringFretsNotes
4 (G)1, 3, 4A♭, B♭, B
3 (C)1, 2, 4D♭, D, E
2 (E)1, 3, 4F, G, A♭
1 (A)1, 2, 4B♭, B, D♭

Box 2 · frets 47

G blues diminished in box 2 runs from fret 4 to fret 7, 12 notes across 4 strings, from E on the C string at fret 4 up to E on the A string at fret 7. The root falls on the C string at fret 7.

Every note in this box, string by string
StringFretsNotes
4 (G)4, 6, 7B, D♭, D
3 (C)4, 5, 7E, F, G
2 (E)4, 6, 7A♭, B♭, B
1 (A)4, 5, 7D♭, D, E

Box 3 · frets 710

G blues diminished in box 3 runs from fret 7 to fret 10, 12 notes across 4 strings, from G on the C string at fret 7 up to G on the A string at fret 10. The root falls on the C string at fret 7 and the A string at fret 10.

Every note in this box, string by string
StringFretsNotes
4 (G)7, 9, 10D, E, F
3 (C)7, 8, 10G, A♭, B♭
2 (E)7, 9, 10B, D♭, D
1 (A)7, 8, 10E, F, G

Box 4 · frets 1012

G blues diminished in box 4 runs from fret 10 to fret 12, 8 notes across 4 strings, from B♭ on the C string at fret 10 up to A♭ on the A string at fret 11. The root falls on the G string at fret 12 and the A string at fret 10.

Every note in this box, string by string
StringFretsNotes
4 (G)10, 12F, G
3 (C)10, 11B♭, B
2 (E)10, 12D, E
1 (A)10, 11G, A♭

Why it sounds like that

G blues diminished is the eight-note half-whole pattern: H, W, H, W, H, W, H, W. It adds a ♭2 to G hungarian major, keeping the ♭3, 3, ♭5, 5, 6, and ♭7. The scale contains a tritone between G and D♭, but no leading tone.

When to use it

G blues diminished fits G major and G minor chords, adding a ♭2 and ♭5 for tension. Use it over blues, jazz, and funk progressions in G. The scale also works over diminished chords built on G♯, B, D, and F.

Which position to practise

Practise Box 1 first. It covers frets 1–4 and keeps the root under the first finger on string 2.

Common questions

What notes are in G blues diminished?

G blues diminished contains G, A♭, B♭, B, D♭, D, E, and F. The scale has eight notes. It includes both a minor third and a major third.

Which chords does G blues diminished fit?

G blues diminished fits G major and G minor chords. It also works over G♯, B, D, and F diminished chords. The scale adds chromatic tension to blues progressions.

Is G blues diminished the same as G diminished?

No. G blues diminished has eight notes, while G diminished has seven. The blues diminished scale adds a major third and a major sixth.