Tool
The harmonic field of C minor 3 flats in the key signature. Click a degree to hear it, or hear the whole field.
Triads · natural minor C m i Tonic Diatonic D dim ii° Subdominant Diatonic E ♭ III Tonic Diatonic F m iv Subdominant Diatonic G m v Dominant Diatonic A ♭ VI Tonic Diatonic B ♭ VII Dominant Diatonic
Hear the field Degree Symbol Notes Function i C m C · E♭ · G Tonic ii° D dim D · F · A♭ Subdominant III E ♭ E♭ · G · B♭ Tonic iv F m F · A♭ · C Subdominant v G m G · B♭ · D Dominant VI A ♭ A♭ · C · E♭ Tonic VII B ♭ B♭ · D · F Dominant
Seventh chords · natural minor C m7 i7 Tonic Diatonic D m7 ♭5 iiø7 Subdominant Diatonic E ♭ maj7 IIImaj7 Tonic Diatonic F m7 iv7 Subdominant Diatonic G m7 v7 Dominant Diatonic A ♭ maj7 VImaj7 Tonic Diatonic B ♭ 7 VII7 Dominant Diatonic
Hear the field Degree Symbol Notes Function i7 C m7 C · E♭ · G · B♭ Tonic iiø7 D m7 ♭5 D · F · A♭ · C Subdominant IIImaj7 E ♭ maj7 E♭ · G · B♭ · D Tonic iv7 F m7 F · A♭ · C · E♭ Subdominant v7 G m7 G · B♭ · D · F Dominant VImaj7 A ♭ maj7 A♭ · C · E♭ · G Tonic VII7 B ♭ 7 B♭ · D · F · A♭ Dominant
Triads · harmonic minor C m i Tonic Diatonic D dim ii° Subdominant Diatonic E ♭ aug III+ Tonic Diatonic F m iv Subdominant Diatonic G V Dominant Diatonic A ♭ VI Tonic Diatonic B dim vii° Dominant Diatonic
Hear the field Degree Symbol Notes Function i C m C · E♭ · G Tonic ii° D dim D · F · A♭ Subdominant III+ E ♭ aug E♭ · G · B Tonic iv F m F · A♭ · C Subdominant V G G · B · D Dominant VI A ♭ A♭ · C · E♭ Tonic vii° B dim B · D · F Dominant
Seventh chords · harmonic minor C m(maj7) imaj7 Tonic Diatonic D m7 ♭5 iiø7 Subdominant Diatonic E ♭ maj7 ♯5 IIImaj7#5 Tonic Diatonic F m7 iv7 Subdominant Diatonic G 7 V7 Dominant Diatonic A ♭ maj7 VImaj7 Tonic Diatonic B dim7 vii°7 Dominant Diatonic
Hear the field Degree Symbol Notes Function imaj7 C m(maj7) C · E♭ · G · B Tonic iiø7 D m7 ♭5 D · F · A♭ · C Subdominant IIImaj7#5 E ♭ maj7 ♯5 E♭ · G · B · D Tonic iv7 F m7 F · A♭ · C · E♭ Subdominant V7 G 7 G · B · D · F Dominant VImaj7 A ♭ maj7 A♭ · C · E♭ · G Tonic vii°7 B dim7 B · D · F · A♭ Dominant
The notes are spelled in octave 4, from C4. The function is assigned by degree — tonic on I, III and VI; subdominant on II and IV; dominant on V and VII — which is how the harmonic field is taught. Context can change that reading, and the tool reports the degree.
Related keys E♭ major Relative: the same key signature, in the other mode. C major Parallel: the same tonic, in the other mode. Cm in the dictionary The tonic triad: notes, staff, keyboard and guitar shapes. Read about Diatonic harmony The chords that arise from stacking thirds on each degree of a scale, and why each quality lands where it does. Harmonic function The role each degree plays — tonic, subdominant, or dominant — and the tension that moves one to the next. Roman numeral analysis The notation that describes a chord by the position it occupies in the key rather than by the note it sits on. Minor key harmony The minor harmonic field, which is not one field: the three minor scales produce different chords on the same degree.