# D Minor Major 7th piano chord (DmMaj7)

DmMaj7 contains D, F, A and C♯. A minor triad with the major seventh added on top. C♯ is a black key; D, F and A are white.

- Canonical page: https://piano.org/chords/minor-major-7th/d/
- Entity: chord:minor-major-7th:d
- Notes: D F A C♯
- Formula: 1 ♭3 5 7
- Intervals from root: P1, m3, P5, M7
- Interval stack (semitones): 3 4 4
- Also written: DmMaj7, DmMaj7, D minor major 7th
- Parameters: A440, 12-TET, 165 mm octave, spans centre to centre

## Construction

| Degree | Note | Interval from root | Semitones |
| --- | --- | --- | --- |
| 1 | D | Perfect unison | 0 |
| ♭3 | F | Minor third | 3 |
| 5 | A | Perfect fifth | 7 |
| 7 | C♯ | Major seventh | 11 |

## Fingering

Rest your right hand over the notes with finger 1 on D, finger 2 on F, finger 3 on A, finger 5 on C♯. The left hand mirrors it.
Right hand 1-2-3-5, left hand 5-3-2-1. Source: piano.org fingering method v1.

## Inversions

| Position | Bass | Notes in order | Figured bass | Span |
| --- | --- | --- | --- | --- |
| Root position | D | D3 F3 A3 C♯4 | 7 | 11 st, 151 mm |
| First inversion (DmMaj7/F) | F | F3 A3 C♯4 D4 | 6/5 | 9 st, 124 mm |
| Second inversion (DmMaj7/A) | A | A3 C♯4 D4 F4 | 4/3 | 8 st, 110 mm |
| Third inversion (DmMaj7/C♯) | C♯ | C♯4 D4 F4 A4 | 4/2 | 8 st, 110 mm |

## Voicings (10)

| Voicing | Notes | Span | Relation | Omits or adds |
| --- | --- | --- | --- | --- |
| Close, root position | D3 F3 A3 C♯4 | 11 st, 151 mm | identical | none |
| Close, first inversion | F3 A3 C♯4 D4 | 9 st, 124 mm | identical | none |
| Close, second inversion | A3 C♯4 D4 F4 | 8 st, 110 mm | identical | none |
| Close, third inversion | C♯4 D4 F4 A4 | 8 st, 110 mm | identical | none |
| Drop 2 | A2 D3 F3 C♯4 | 16 st, 220 mm | identical | none |
| Drop 3 | F2 D3 A3 C♯4 | 20 st, 275 mm | identical | none |
| Drop 2 and 4 | D2 A2 F3 C♯4 | 23 st, 316 mm | identical | none |
| Shell, root 7 ♭3 | D2 C♯3 F3 | 15 st, 206 mm | subset | omits A |
| Guide tones, ♭3 and 7 | F3 C♯4 | 8 st, 110 mm | subset | omits D and A |
| Rootless close | F3 A3 C♯4 | 8 st, 110 mm | subset | omits D |

## One-edit neighbors

| Becomes | Edit | Changes | Common tones |
| --- | --- | --- | --- |
| Dm | 1 ♭3 5 | drops C♯ | 3 |
| Dmaj7 | 1 3 5 7 | F becomes F♯ | 3 |
| Dm7 | 1 ♭3 5 ♭7 | C♯ becomes C | 3 |
| Dm6 | 1 ♭3 5 6 | C♯ becomes B | 3 |
| Dmaj9 | 1 3 5 7 9 | F becomes F♯, E | 3 |
| Dm9 | 1 ♭3 5 ♭7 9 | C♯ becomes C, E | 3 |
| D | 1 3 5 | F, C♯ becomes F♯ | 2 |
| Ddim | 1 ♭3 ♭5 | A, C♯ becomes A♭ | 2 |
| Dsus2 | 1 2 5 | F, C♯ becomes E | 2 |
| Dsus4 | 1 4 5 | F, C♯ becomes G | 2 |
| D7 | 1 3 5 ♭7 | F, C♯ becomes F♯, C | 2 |
| Dm7♭5 | 1 ♭3 ♭5 ♭7 | A, C♯ becomes A♭, C | 2 |

## Set theory

- Absolute pitch classes: {2, 5, 9, 1}
- Relative pitch classes: [0, 3, 7, 11]
- Normal order: [1, 2, 5, 9]
- Prime form: (0148)
- Forte number: 4-19
- Interval vector: <101310>

## Frequencies (close root position)

| Note | MIDI | Frequency |
| --- | --- | --- |
| D3 | 50 | 146.83 Hz |
| F3 | 53 | 174.61 Hz |
| A3 | 57 | 220.00 Hz |
| C♯4 | 61 | 277.18 Hz |

## Questions and answers

### What notes are in DmMaj7?

DmMaj7 contains D, F, A and C♯. The formula is 1, ♭3, 5, 7.

### How do you play DmMaj7 on piano?

Play D, F, A and C♯ together. Right hand fingers 1, 2, 3, 5; left hand 5, 3, 2, 1. C♯ is a black key; D, F and A are white.

### What are the inversions of DmMaj7?

4 positions: root position D F A C♯, DmMaj7/F, DmMaj7/A, DmMaj7/C♯.

### What is the difference between DmMaj7 and Dm?

Drops C♯. 3 of the notes are shared.

### What is an easy DmMaj7 for small hands?

The close, second inversion voicing, A3 C♯4 D4 F4, spans 8 semitones or about 110 mm.

### What are the frequencies of DmMaj7?

From D3 at A440 in 12-TET: 146.83, 174.61, 220.00, 277.18 Hz.

### What is the set class of DmMaj7?

Prime form (0148), Forte 4-19, interval vector &lt;101310&gt;.

### How do I transpose DmMaj7 to another key?

Keep the 1, ♭3, 5, 7 formula on the new root. CmMaj7 is C, E♭, G, B; C♯mMaj7 is C♯, E, G♯, B♯.

## Provenance

Every derived value above is computed by the piano.org theory kernel from the root, the quality and the stated parameters. Nothing is hand-entered per chord.

Machine record: https://piano.org/api/knowledge/v1/entities/chord:minor-major-7th:d
Last reviewed: 2026-08-12