SCALE REFERENCE

C♯ Double Harmonic Major

C♯ – D – E♯ – F♯ – G♯ – A – B♯1 b2 3 4 5 b6 7

A major 3rd and 7th over a flat 2nd and 6th — the 'Arabic' scale, with augmented 2nds on both sides of the 5th.

Notes & degrees
C♯1Db2E♯3F♯4G♯5Ab6B♯7
NotesC#, D, E#, F#, G#, A, B#
Steps1 – 3 – 1 – 2 – 1 – 3 – 1 (semitones)
Also calledByzantine, Arabic, Gypsy Major
Piano
DE♯AB♯C♯F♯G♯
Guitar & ukulele — every position (frets 0–12)
357912eE♯F♯G♯AB♯C♯DBB♯C♯DE♯F♯G♯AGG♯AB♯C♯DE♯F♯DDE♯F♯G♯AB♯C♯DAAB♯C♯DE♯F♯G♯AEE♯F♯G♯AB♯C♯D

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

357912AAB♯C♯DE♯F♯G♯AEE♯F♯G♯AB♯C♯DCB♯C♯DE♯F♯G♯AB♯GG♯AB♯C♯DE♯F♯

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

Chords in the key
DegreeTriad7th chord
IC♯C♯maj7
♭IIDDmaj7
iiiE♯mE♯min
ivF♯mF♯m(maj7)
VG♯G♯?
♭VI+AaugAmaj7♯5
VIIB♯B♯?

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

IC♯♭IIDiiiE♯mivF♯mVG♯♭VI+AaugVIIB♯
Other scales on C♯

Core scales & modes

C♯ MajorC♯ Natural MinorC♯ Harmonic MinorC♯ Melodic MinorC♯ DorianC♯ PhrygianC♯ LydianC♯ MixolydianC♯ Locrian

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♯ Neapolitan Minor
Double Harmonic Major on another root
CC♯DE♭EFF♯GA♭AB♭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.