C Minor Sixth Chord

Chord Tones: C Minor Sixth Chord

Symbol: m6, min6 — Formula: 1-♭3-5-6

DegreeNoteFrequency (A=440, Equal)
1 C 261.626 Hz
♭3 D# 311.127 Hz
5 G 391.995 Hz
6 A 440.000 Hz

Chord Notation

Notation TypeSymbol / Value
Lead Sheet SymbolCm6
All Common Symbolsm6, min6
Interval Formula1-♭3-5-6
Harmonic Categorymildly dissonant

Roman numeral (e.g. I, IV, V) and Nashville Number notation are key-dependent. See Keys pages for chord function within specific keys.

Inversions

InversionNotes (low to high)Bass NoteSlash Notation
Root Position C D# G A C C Minor Sixth Chord
First Inversion D# G A C D# C Minor Sixth Chord/D#
Second Inversion G A C D# G C Minor Sixth Chord/G
Third Inversion A C D# G A C Minor Sixth Chord/A

Harmonic Function

The C minor sixth chord commonly functions as the tonic (I) in C major/minor. Its harmonic role varies by key — in major keys it provides subdominant or supertonic color.

The minor sixth chord adds a major sixth to the minor triad. It has a bittersweet quality, slightly brighter than a plain minor chord, widely used in jazz and popular music.

Common Progressions

The C Minor Sixth Chord frequently appears in these progression patterns (shown in Roman numeral notation relative to key):

Songs Featuring the Minor Sixth Chord

Well-known songs where the C Minor Sixth Chord — or this chord type — plays a prominent role:

Tuning Frequencies Across Temperaments

Frequencies shown at A=440 Hz. View full temperament data for any note.

NoteEqual Temp.PythagoreanJust Intonation
C 261.626 Hz 260.740 Hz 261.626 Hz
D# 311.127 Hz 309.026 Hz 313.951 Hz
G 391.995 Hz 391.111 Hz 392.438 Hz
A 440.000 Hz 440.000 Hz 436.043 Hz

Scales Containing the C Minor Sixth Chord

These scales include the C Minor Sixth Chord as a diatonic or characteristic chord: