E♭ blues diminished scale on bass guitar

E♭ blues diminished runs E♭, F♭, G♭, G, B♭♭, B♭, C, D♭. Start in Box 1 to keep the root on string 3, fret 6.

F♭G♭GB♭♭B♭CE♭F♭GB♭♭B♭EADG123
Positions on the neck1 of 5

How it is built

E♭1F♭♭2G♭♭3G3B♭♭♭5B♭5C6D♭♭7

Formula 1, ♭2, ♭3, 3, ♭5, 5, 6, ♭7

How do you play the E♭ blues diminished scale on bass?

E♭ blues diminished in box 1 runs from fret 0 to fret 3, 11 notes across 4 strings, from F♭ on the E string at fret 0 up to B♭ on the G string at fret 3. The root falls on the D string at fret 1.

Every note in this box, string by string
StringFretsNotes
4 (E)0, 2, 3F♭, G♭, G
3 (A)0, 1, 3B♭♭, B♭, C
2 (D)1, 2E♭, F♭
1 (G)0, 2, 3G, B♭♭, B♭

Box 2 · frets 25

E♭ blues diminished in box 2 runs from fret 2 to fret 5, 11 notes across 4 strings, from G♭ on the E string at fret 2 up to C on the G string at fret 5. No root falls inside this box; it sits between two of them.

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

Box 3 · frets 58

E♭ blues diminished in box 3 runs from fret 5 to fret 8, 11 notes across 4 strings, from B♭♭ on the E string at fret 5 up to E♭ on the G string at fret 8. The root falls on the A string at fret 6 and the G string at fret 8.

Every note in this box, string by string
StringFretsNotes
4 (E)5, 6, 8B♭♭, B♭, C
3 (A)6, 7E♭, F♭
2 (D)5, 7, 8G, B♭♭, B♭
1 (G)5, 6, 8C, D♭, E♭

Box 4 · frets 811

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

Every note in this box, string by string
StringFretsNotes
4 (E)8, 9, 11C, D♭, E♭
3 (A)9, 10G♭, G
2 (D)8, 10, 11B♭, C, D♭
1 (G)8, 9, 11E♭, F♭, G♭

Box 5 · frets 1114

E♭ blues diminished in box 5 runs from fret 11 to fret 14, 11 notes across 4 strings, from E♭ on the E string at fret 11 up to B♭♭ on the G string at fret 14. The root falls on the E string at fret 11 and the D string at fret 13.

Every note in this box, string by string
StringFretsNotes
4 (E)11, 12, 14E♭, F♭, G♭
3 (A)12, 13B♭♭, B♭
2 (D)11, 13, 14D♭, E♭, F♭
1 (G)11, 12, 14G♭, G, B♭♭

Why it sounds like that

E♭ blues diminished adds a ♭2 to the E♭ hungarian major scale, which supplies the other seven notes. The scale contains a tritone between E♭ and B♭♭, but no leading tone. Compare it with E♭ hungarian major.

When to use it

E♭ blues diminished fits E♭ major and E♭ minor chords for blues lines. It also works over E diminished and E diminished 7th in passing. Use it in E♭ blues progressions when you need a darker, chromatic edge.

Which position to practise

Learn Box 1 first: it keeps the E♭ root on string 3, fret 6. That position covers frets 0–3 and sets up Box 2.

Common questions

What notes are in E♭ blues diminished?

E♭ blues diminished contains E♭, F♭, G♭, G, B♭♭, B♭, C, and D♭. The scale degrees are 1, ♭2, ♭3, 3, ♭5, 5, 6, and ♭7. It has eight notes total. It is also spelled D♯ in enharmonic notation for the same sounding root.

What chords does E♭ blues diminished fit?

E♭ blues diminished fits E♭ major and E♭ minor chords. It also works over E diminished and E diminished 7th chords. Use it for blues lines with a chromatic twist.

What is the difference between E♭ blues diminished and E♭ hungarian major?

E♭ blues diminished adds a ♭2 to E♭ hungarian major. E♭ hungarian major has seven notes: E♭, G♭, G, B♭♭, B♭, C, D♭. The blues diminished version includes F♭ as the extra note.

Does E♭ blues diminished contain a tritone?

E♭ blues diminished contains a tritone between E♭ and B♭♭. That interval is a diminished fifth, six semitones above the root. It does not contain a leading tone.