C♯ locrian scale on guitar

C♯ locrian contains C♯, D, E, F♯, G, A, and B. Box 1 spans frets 0–3 with roots on string 5 fret 4, string 3 fret 6, and string 2 fret 2.

EF♯GABDEGABC♯DEF♯GEADGBE123
Positions on the neck1 of 5
Practice C♯ locrian scale

How it is built

C♯1D♭2E♭3F♯4G♭5A♭6B♭7

Formula 1, ♭2, ♭3, 4, ♭5, ♭6, ♭7

How do you play the C♯ locrian scale on guitar?

C♯ locrian in box 1 runs from fret 0 to fret 3, 15 notes across 6 strings, from E on the low E string at fret 0 up to G on the high e string at fret 3. The root falls on the B string at fret 2.

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

Box 2 · frets 25

C♯ locrian in box 2 runs from fret 2 to fret 5, 17 notes across 6 strings, from F♯ on the low E string at fret 2 up to A on the high e string at fret 5. The root falls on the A string at fret 4 and the B string at fret 2.

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

Box 3 · frets 58

C♯ locrian in box 3 runs from fret 5 to fret 8, 13 notes across 6 strings, from A on the low E string at fret 5 up to B on the high e string at fret 7. The root falls on the G string at fret 6.

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

Box 4 · frets 710

C♯ locrian in box 4 runs from fret 7 to fret 10, 16 notes across 6 strings, from B on the low E string at fret 7 up to D on the high e string at fret 10. The root falls on the low E string at fret 9 and the high e string at fret 9.

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

Box 5 · frets 912

C♯ locrian in box 5 runs from fret 9 to fret 12, 17 notes across 6 strings, from C♯ on the low E string at fret 9 up to E on the high e string at fret 12. The root falls on the low E string at fret 9, the D string at fret 11 and the high e string at fret 9.

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

Why it sounds like that

C♯ locrian is the seventh mode of D major, built as 1, ♭2, ♭3, 4, ♭5, ♭6, ♭7. Its half-step pattern is H, W, W, H, W, W, W. Lower the fifth of C♯ phrygian to get the ♭5. The tonic chord is C♯ minor 7th flat 5th.

When to use it

C♯ locrian fits C♯ minor 7th flat 5th and C♯ diminished chords. Use it over half-diminished progressions in jazz, metal riffs, and dark ambient lines. Pair with C♯ minor 7th flat 5th or C♯ diminished.

Which position to practise

Practise Box 1 first. It places the root on string 5 fret 4 and covers frets 0–3, setting up Box 2.

Common questions

What notes are in C♯ locrian?

C♯ locrian contains C♯, D, E, F♯, G, A, and B. The intervals are 1, ♭2, ♭3, 4, ♭5, ♭6, ♭7. Its half-step pattern is H, W, W, H, W, W, W. It is also spelled D♭ in enharmonic notation for the same sounding root.

What chords does C♯ locrian fit?

C♯ locrian fits C♯ minor 7th flat 5th and C♯ diminished chords. The tonic chord is C♯ minor 7th flat 5th. Use it over half-diminished progressions.

How does C♯ locrian differ from C♯ phrygian?

C♯ locrian lowers the fifth of C♯ phrygian from G♯ to G. This creates the ♭5 interval that defines the locrian sound. The rest of the notes are identical.