Member Library • Chord Reference

All 7th Chords With Inversions

Seventh chords take the basic triad one step farther by adding another note. That one extra note can completely change the color and function of the chord. Use this interactive library to explore Major 7th, Dominant 7th and Minor 7th chords in every key.

3 Chord Types 12 Keys Each 36 Video Lessons Includes Inversions
Major 7th Chord

C Major 7th

Cmaj7
Practice tip: Learn the notes first, then move through the inversions. Pay attention to how the same chord changes character depending on which note is on the bottom.
Choose a Key Select a chord type above, then choose the key you want to study.

Three Important Kinds of 7th Chords

All three begin with a triad. The difference comes from the quality of the triad and the type of 7th you add.

Major 7th

1 • 3 • 5 • 7

Cmaj7 = C E G B

Smooth, rich and colorful.

Dominant 7th

1 • 3 • 5 • ♭7

C7 = C E G B♭

Strong tension that often wants to resolve.

Minor 7th

1 • ♭3 • 5 • ♭7

Cm7 = C E♭ G B♭

Warm, mellow and extremely useful.

Different symbols, same idea:
Major 7th may appear as CM7, Cmaj7, Cma7 or CΔ7.
Minor 7th may appear as Cm7, Cmi7, Cmin7 or C-7.
A plain C7 normally means a Dominant 7th chord.