F Minor Seventh Chord
Chord Tones: F Minor Seventh Chord
Symbol: m7, min7, -7 — Formula: 1-♭3-5-♭7
| Degree | Note | Frequency (A=440, Equal) |
|---|---|---|
| 1 | F4 | 349.228 Hz |
| ♭3 | A♭4 | 415.305 Hz |
| 5 | C4 | 261.626 Hz |
| ♭7 | E♭4 | 311.127 Hz |
Chord Notation
| Notation Type | Symbol / Value |
|---|---|
| Lead Sheet Symbol | Fm7 |
| All Common Symbols | m7, min7, -7 |
| Interval Formula | 1-♭3-5-♭7 |
| Harmonic Category | mildly 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
| Inversion | Notes (low to high) | Bass Note | Slash Notation |
|---|---|---|---|
| Root Position | F4 – A♭4 – C4 – E♭4 | F | F Minor Seventh Chord |
| First Inversion | A♭4 – C4 – E♭4 – F4 | A♭ | F Minor Seventh Chord/A♭ |
| Second Inversion | C4 – E♭4 – F4 – A♭4 | C | F Minor Seventh Chord/C |
| Third Inversion | E♭4 – F4 – A♭4 – C4 | E♭ | F Minor Seventh Chord/E♭ |
Harmonic Function
The F minor seventh chord commonly functions as the subdominant (IV) in C major — plagal cadence endpoint. Its harmonic role varies by key — in major keys it provides subdominant or supertonic color.
The minor seventh chord adds a minor seventh to the minor triad, creating a smooth, mellow sound. It is ubiquitous in jazz, R&B, and funk as both a chord of repose and a stepping stone in progressions. The F Minor Seventh Chord specifically contains 4 notes: F, A♭, C, E♭ (formula: 1-♭3-5-♭7). On guitar, the F barre chord is famously one of the first challenging shapes beginners encounter, but its tight voicing produces a clear, focused sound. Classical, jazz, and gospel music frequently feature F-rooted chords, and brass-heavy arrangements in concert band naturally gravitate to keys that include F as a primary chord.
Common Progressions
The F Minor Seventh Chord frequently appears in these progression patterns (shown in Roman numeral notation relative to key):
Songs Featuring the Minor Seventh Chord
Well-known songs where the F Minor Seventh Chord — or this chord type — plays a prominent role:
- So What – Miles Davis
- Autumn Leaves – jazz standard
- Is This Love – Bob Marley
Tuning Frequencies Across Temperaments
Frequencies shown at A=440 Hz. View full temperament data for any note.
| Note | Equal Temp. | Pythagorean | Just Intonation |
|---|---|---|---|
| F4 | 349.228 Hz | 347.654 Hz | 348.834 Hz |
| A♭4 | 415.305 Hz | 417.657 Hz | 418.601 Hz |
| C4 | 261.626 Hz | 260.740 Hz | 261.626 Hz |
| E♭4 | 311.127 Hz | 309.026 Hz | 313.951 Hz |
Scales Containing the F Minor Seventh Chord
These scales include the F Minor Seventh Chord as a diatonic or characteristic chord: