Tool
The harmonic field of E major 4 sharps in the key signature. Click a degree to hear it, or hear the whole field.
Triads E I Tonic Diatonic F ♯ m ii Subdominant Diatonic G ♯ m iii Tonic Diatonic A IV Subdominant Diatonic B V Dominant Diatonic C ♯ m vi Tonic Diatonic D ♯ dim vii° Dominant Diatonic
Hear the field Degree Symbol Notes Function I E E · G♯ · B Tonic ii F ♯ m F♯ · A · C♯ Subdominant iii G ♯ m G♯ · B · D♯ Tonic IV A A · C♯ · E Subdominant V B B · D♯ · F♯ Dominant vi C ♯ m C♯ · E · G♯ Tonic vii° D ♯ dim D♯ · F♯ · A Dominant
Seventh chords E maj7 Imaj7 Tonic Diatonic F ♯ m7 ii7 Subdominant Diatonic G ♯ m7 iii7 Tonic Diatonic A maj7 IVmaj7 Subdominant Diatonic B 7 V7 Dominant Diatonic C ♯ m7 vi7 Tonic Diatonic D ♯ m7 ♭5 viiø7 Dominant Diatonic
Hear the field Degree Symbol Notes Function Imaj7 E maj7 E · G♯ · B · D♯ Tonic ii7 F ♯ m7 F♯ · A · C♯ · E Subdominant iii7 G ♯ m7 G♯ · B · D♯ · F♯ Tonic IVmaj7 A maj7 A · C♯ · E · G♯ Subdominant V7 B 7 B · D♯ · F♯ · A Dominant vi7 C ♯ m7 C♯ · E · G♯ · B Tonic viiø7 D ♯ m7 ♭5 D♯ · F♯ · A · C♯ Dominant
The notes are spelled in octave 4, from E4. 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 C♯ minor Relative: the same key signature, in the other mode. E minor Parallel: the same tonic, in the other mode. E 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.