D Minor Triad

Chord Tones: D Minor Triad

Symbol: m, min, - — Formula: 1-♭3-5

DegreeNoteFrequency (A=440, Equal)
1 D4 293.665 Hz
♭3 F4 349.228 Hz
5 A4 440.000 Hz

Chord Notation

Notation TypeSymbol / Value
Lead Sheet SymbolDm
All Common Symbolsm, min, -
Interval Formula1-♭3-5
Harmonic Categoryconsonant

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 D4 F4 A4 D D Minor Triad
First Inversion F4 A4 D4 F D Minor Triad/F
Second Inversion A4 D4 F4 A D Minor Triad/A

Harmonic Function

The D minor chord commonly functions as the supertonic (ii) in C major or dominant (V) in G major. Its harmonic role varies by key — in major keys it provides subdominant or supertonic color.

The minor triad has a dark, introspective sound created by the flat third degree. It is the foundation of minor key harmony and widely used across all genres of music. The D Minor Triad specifically contains 3 notes: D, F, A (formula: 1-♭3-5). On guitar, D-rooted chords use the open D string as their bass note, and the compact open-D shape is one of the most recognizable chord voicings. Rock anthems and folk songs frequently center on D chords, which provide a bright, cutting tone that projects well in ensemble settings.

Common Progressions

The D Minor Triad frequently appears in these progression patterns (shown in Roman numeral notation relative to key):

Songs Featuring the Minor Triad

Well-known songs where the D Minor Triad — 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
D4 293.665 Hz 293.332 Hz 294.329 Hz
F4 349.228 Hz 347.654 Hz 348.834 Hz
A4 440.000 Hz 440.000 Hz 436.043 Hz

Scales Containing the D Minor Triad

These scales include the D Minor Triad as a diatonic or characteristic chord: