C♯ blues minor scale on bass guitar

C♯ blues minor runs C♯, E, F♯, G, G♯, B with a 1½, W, H, H, 1½, W step pattern. Box 1 places the root at string 3, fret 4 and covers frets 2–5.

F♯GG♯BC♯EF♯GBEADG2345
Positions on the neck1 of 3
Practice C♯ blues minor scale

How it is built

C♯1E♭3F♯4G♭5G♯5B♭7

Formula 1, ♭3, 4, ♭5, 5, ♭7

How do you play the C♯ blues minor scale on bass?

C♯ blues minor in box 2 runs from fret 2 to fret 5, 9 notes across 4 strings, from F♯ on the E string at fret 2 up to B on the G string at fret 4. The root falls on the A string at fret 4.

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

Box 3 · frets 47

C♯ blues minor in box 3 runs from fret 4 to fret 7, 9 notes across 4 strings, from G♯ on the E string at fret 4 up to C♯ on the G string at fret 6. The root falls on the A string at fret 4 and the G string at fret 6.

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

Box 5 · frets 912

C♯ blues minor in box 5 runs from fret 9 to fret 12, 10 notes across 4 strings, from C♯ on the E string at fret 9 up to G on the G string at fret 12. The root falls on the E string at fret 9 and the D string at fret 11.

Every note in this box, string by string
StringFretsNotes
4 (E)9, 12C♯, E
3 (A)9, 10, 11F♯, G, G♯
2 (D)9, 11B, C♯
1 (G)9, 11, 12E, F♯, G

Why it sounds like that

C♯ blues minor adds the ♭5 (G) to C♯ minor pentatonic, creating the six-note blues scale. The ♭5 sits between the 4 (F♯) and 5 (G♯) as a passing tone. This scale is a minor pentatonic with one chromatic addition, not a mode of the major scale.

When to use it

C♯ blues minor fits C♯ minor and C♯ 5th chords in blues, rock, and funk. Use it over C♯ minor progressions when the ♭5 adds tension. The scale also works over E major for a bluesy colour.

Which position to practise

Practise Box 1 first. The root sits on string 3, fret 4, and the range covers frets 2–5 for easy access to the ♭5.

Common questions

What notes are in C♯ blues minor?

C♯ blues minor contains C♯, E, F♯, G, G♯, and B. The G is the ♭5, also called the blue note. The scale spans one octave from C♯ to C♯. It is also spelled D♭ in enharmonic notation for the same sounding root.

Which chords does C♯ blues minor fit?

C♯ blues minor fits C♯ minor and C♯ 5th chords. The ♭5 creates tension that resolves to the 4 or 5. Use it over dominant seventh chords for a blues sound.

How does C♯ blues minor differ from C♯ minor pentatonic?

C♯ blues minor adds the ♭5 (G) to C♯ minor pentatonic. The pentatonic has five notes; the blues scale has six. The extra note is a passing tone between F♯ and G♯.