SCALE REFERENCE

C♯ Locrian

C♯ – D – E – F♯ – G – A – B1 b2 b3 4 b5 b6 b7

The 7th mode of the major scale — a diminished tonic and a flat 2nd and 5th. Rare as a key centre, common over m7b5 chords.

Notes & degrees
C♯1Db2Eb3F♯4Gb5Ab6Bb7
NotesC#, D, E, F#, G, A, B
StepsH – W – W – H – W – W – W (W = whole, H = half)
Piano
DEGABC♯F♯
Guitar & ukulele — every position (frets 0–12)
357912eEF♯GABC♯DEBBC♯DEF♯GABGGABC♯DEF♯GDDEF♯GABC♯DAABC♯DEF♯GAEEF♯GABC♯DE

Root notes are red. The full map of the scale on the guitar neck; the common box patterns are groups of these notes.

357912AABC♯DEF♯GAEEF♯GABC♯DECC♯DEF♯GABGGABC♯DEF♯G

The same scale on a ukulele in standard G–C–E–A tuning.

Chords in the key
DegreeTriad7th chord
i°C♯dimC♯m7♭5
♭IIDDmaj7
♭iiiEmEm7
ivF♯mF♯m7
♭VGGmaj7
♭VIAA7
♭viiBmBm7

These are the chords built by stacking scale notes in thirds. Click through for each chord's own diagrams:

i°C♯dim♭IID♭iiiEmivF♯m♭VG♭VIA♭viiBm
Other scales on C♯

Core scales & modes

C♯ MajorC♯ Natural MinorC♯ Harmonic MinorC♯ Melodic MinorC♯ DorianC♯ PhrygianC♯ LydianC♯ Mixolydian

Pentatonic & blues

C♯ Major PentatonicC♯ Minor PentatonicC♯ BluesC♯ Major Blues

Jazz & altered

C♯ Harmonic MajorC♯ Phrygian DominantC♯ Lydian DominantC♯ AlteredC♯ Bebop Dominant

Symmetric

C♯ Whole ToneC♯ Diminished (Whole–Half)C♯ Diminished (Half–Whole)C♯ Augmented Scale

World & exotic

C♯ Hungarian MinorC♯ Double Harmonic MajorC♯ Neapolitan Minor
Locrian on another root
CC♯DD♯EFF♯GG♯AB♭A♯B
Keep exploring

See the diatonic chords with audio in the Scale & Chord Finder, find where a key sits among the others on the Circle of Fifths, or start the free Cloud Atelier music guides.