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Chord laboratory · Add a major sixth to a minor triad

Minor Sixth Chord Generator

Build a minor sixth chord, read its notes and hear its sound. Choose any of 12 roots, compare inversions and download a local WAV reference.

Cm6: C · E♭ · G · A

Formula: 1 · ♭3 · 5 · 6. Root position, octave 3. Semitone offsets: 0 · 3 · 7 · 9.

Interactive root selection, inversions, playback and WAV download load with JavaScript. The complete formula and listening guide are available below.

minor sixth chord generator

Build and Hear Minor Sixth Chords

A minor sixth chord combines a minor triad with a major sixth. The word minor describes the triad; its added sixth remains nine semitones above the root. Lowering the sixth would produce a different pitch collection.

Start with C: C · E♭ · G · A. Select another root to transpose the same formula, choose a voicing and press Play chord. Each note also has its own listening button. Audio begins only after a click; there is no camera or microphone request.

Play the instrument ↑
Chord formula
1 · ♭3 · 5 · 6
Semitone offsets
0 · 3 · 7 · 9
C example
C · E♭ · G · A
Reference tuning
Equal temperament · A4 = 440 Hz

The minor sixth formula

A minor sixth chord combines a minor triad with a major sixth. The word minor describes the triad; its added sixth remains nine semitones above the root. Lowering the sixth would produce a different pitch collection.

The formula 1 · ♭3 · 5 · 6 describes intervals from the selected root. The C example is C · E♭ · G · A; these are 4 separate chord tones. A root change transposes the entire collection, while a voicing change rearranges the same pitch classes.

  • Degree 1: 0 semitones above the root.
  • Degree 3: 3 semitones above the root.
  • Degree 5: 7 semitones above the root.
  • Degree 6: 9 semitones above the root.

Add a major sixth to a minor triad

Play Cm6 and compare Cm7. Hear A rising to B-flat while C, E-flat and G stay unchanged. Repeat on A to inspect A-C-E-F-sharp.

The Compare minor seventh button keeps the selected root and root octave, and uses the comparison chord in root position. Set this chord to root position too for the clearest quality comparison. Use headphones or a quiet room and keep your listening volume comfortable.

Read the bass before naming an inversion

Root position starts on degree 1. First inversion starts on degree 3; second inversion starts on degree 5. Third inversion starts on degree 6. The slash label shows the sounding bass and the displayed MIDI values let you verify its pitch.

Inversions preserve the root and quality. This tool raises rotated notes by an octave so the selected bass is the lowest note. For an added ninth, the inversion examples use a close pitch-class voicing; root position retains the compound ninth. These are reference voicings, not the only musical arrangements.

Am6 and F-sharp half-diminished share pitch classes but use different roots. Explore inversions to hear how the bass changes the reading, then compare the linked half-diminished calculator.

Connect the reference to gesture playing

The webcam instrument does not include a minor-sixth setting. This camera-free tool supplies the exact note collection, inversions and downloadable reference sound.

The chord laboratory uses buttons and menus for direct note selection. The main gesture instrument uses webcam recognition and has its own supported chord controls. Open that instrument when you want live two-hand performance; the sound and voicing need not match this sine-wave reference exactly.

Spelling, playback and export limits

Minor sixth does not mean a minor-sixth interval is added. In modern chord symbols, m6 uses a minor third and a major sixth.

Note names preserve the chosen root letter and chord degrees. A sharp, flat or double flat may sound the same as a simpler enharmonic name in equal temperament. The tool keeps the theoretical spelling while MIDI numbers show the actual sounding pitches.

The WAV download is a 2.4-second, mono, 44.1 kHz synthesized chord with a short fade. It contains the currently displayed voicing, not the comparison chord, a melody, a guitar fingering or an automatic chord progression. Stop sound cancels playback; Reset returns to C in octave 3 and root position.

Answers before you play

Minor Sixth Chord Questions

What notes are in C minor sixth?

C · E♭ · G · A. Their semitone offsets from C are 0, 3, 7, 9. The displayed spelling follows the formula 1 · ♭3 · 5 · 6.

How is this different from minor seventh?

Play Cm6 and compare Cm7. Hear A rising to B-flat while C, E-flat and G stay unchanged. Repeat on A to inspect A-C-E-F-sharp. The two generators share playback controls but use different interval formulas and note collections.

Can I use this without a webcam?

Yes. This chord tool needs no camera, microphone or account. The webcam instrument does not include a minor-sixth setting. This camera-free tool supplies the exact note collection, inversions and downloadable reference sound.

Why is an enharmonic note spelled with a sharp or flat?

Chord degrees determine note letters. A theoretically correct spelling may include two accidentals even when a simpler name has the same MIDI pitch. Playback uses equal temperament at A4 = 440 Hz.

What can I do if sound is unavailable?

Check the tab's sound setting and your output device, then press Play chord again. The notes and local WAV download work independently of real-time playback. The page reports a Web Audio error rather than requesting microphone access.