Triads
Major Minor
Abbreviation: maj Abbreviation: min
Construction: 0 - 4 - 3 Construction: 0 - 3 - 4
Atmosphere: Happy, bright, satisfied, Atmosphere: Sad, dark, melancholic,
stable mysterious, serious
Example: C Major / Cmaj Example: D Minor / Dmin
(C - E - G) (D - F - A)
Diminished Augmented
Abbreviation: dim Abbreviation: aug
Construction: 0 - 3 - 3 Construction: 0 - 4 - 4
Atmosphere: Spooky, fearful, doomed Atmosphere: Disharmonic, suspenseful
Example: B Diminished / Bdim Example: C Augmented / Caug
(B - D - F) (C - E - G#)
Suspended Fourth Suspended Second
Abbreviation: sus4 Abbreviation: sus2
Construction: 0 - 5 - 2 Construction: 0 - 2 - 5
Atmosphere: Tension, majestic Atmosphere: Tension, majestic
Example: C Suspended Fourth / Csus4 Example: Csus2
(C - F - G) (C - D - G)
Powerchord
Abbreviation: 5
Construction: 0 - 7 - 5
Atmosphere: Powerful, forceful
Example: C-Powerchord / C5
(C - G - C)
Four note chords
(Dominant) Seventh Major Seventh
Abbreviation: dom7 or 7 Abbreviation: maj7
Construction: 0 - 4 - 3 - 3 Construction: 0 - 4 - 3 - 4
Atmosphere: Powerful, forceful Atmosphere: Smooth, soft, jazzy, calm,
Example: G Dominant Seventh / G7 thoughtful
(G - B - D - F) Example: C Major Seventh / Cmaj7
(C - E - G - B)
Minor Seventh Added Ninth
Abbreviation: min7 Abbreviation: add9
Construction: 0 - 3 - 4 - 3 Construction: 0 - 4 - 3 - 7
Atmosphere: Smooth, jazzy, mellow, Atmosphere: Energetic, bright
contemplative Example: C Added Ninth / Cadd9
Example: D Minor Seventh / Dmin7 (C - E - G - D)
(D - F - A - C)
Major Sixth Minor Sixth
Abbreviation: 6 Abbreviation: min6
Construction: 0 - 4 - 3 - 2 Construction: 0 - 3 - 4 - 2
Atmosphere: Fun, playful Atmosphere: Dark, mysterious
Example: C Major Sixth / C6 Example: D Minor Sixth / Dmin6
(C - E - G - A) (D - F - A - B)
Seventh Suspended Fourth
Abbreviation: 7sus4
Construction: 0 - 5 - 2 - 3
Atmosphere: Tension
Example: D Seventh Suspended Fourth /
D7sus4
(D - G - A - C)
Roman numerals
I = Major, i = Minor, i° = Diminished, i+ = Augmented
Major chord progressions
Minor chord progressions
Modal chords