C Diminished scale

An eight-note symmetric whole–half scale; it repeats at the minor 3rd and outlines the diminished 7th chord.

Octaves

Musical context

How the scale relates to the chord, mode, key and progression.

Theory

General info

Name
C Diminished scale
Family
Symmetric scales
Note count
8
Step formula
W – H – W – H – W – H – W – H
Numeric formula
0-2-1-2-1-2-1-2-1

Notes & degrees

1Croot
2Dmajor 2nd
b3Ebminor 3rd
4Fperfect 4th
b5Gbdim 5th
b6Abminor 6th
6Amajor 6th
7Bmajor 7th

Construction

Overview
An eight-note symmetric whole–half scale; it repeats at the minor 3rd and outlines the diminished 7th chord.
Application in music
Symmetric: the whole–half pattern repeats every minor third. Sits over diminished seventh chords (dim7).
Interval formula
C
W
D
H
Eb
W
F
H
Gb
W
Ab
H
A
W
B

Tensions & resolutions

Stable degrees

ICnominal centretonic
IIIEbdefines modal qualitythird

Typical resolutions & tensions

VIIBB
ICC
In typical voice leading, the leading tone rises by semitone to tonic.
IIIEbEb
IVFF
In a dominant context, scale degree 4 normally descends by step to 3.
ICC
IIDD
Scale degree 2 may descend to tonic; the motion is especially close when degree 2 is lowered.

This scale on guitar 🎸

See how C Diminished scale looks on guitar.

Explore

Circle of fifths

The major key on the same tonic and its neighbouring keys on the circle of fifths.

CAmGEmDBmAF#mEC#mBG#mF#D#mDbBbmAbFmEbCmBbGmFDmCNonemajor
Relative key
Dominant
Subdominant
Key signature
None

Connections

Practice

Keyboard Trainer

Reinforce it in practice — play and name notes on the interactive keyboard.

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Frequently Asked Questions