Chord Formula

Chord name = chord formula | C root + chord name

Common Chord Types:

Major = 1 – 3 – 5 | C or Cmaj

Minor = 1 – b3 – 5 | Cm, Cmin, C-

Suspended Second = 1 – 2 – 5 | Csus2

Suspended Fourth = 1 – 4 – 5 | Csus4

Added ninth = 1 – 3 – 5 – 9 | Cadd9

Dominant Seventh = 1 – 3 – 5 – b7 | C7, Cdom7

Major Seventh = 1 – 3 – 5 – 7 | Cmaj7

Minor Seventh = 1 – b3 – 5 – b7 | Cm7, Cmin7, C-7

Major Formulas:

Major = 1 – 3 – 5 | C or Cmaj

Major Sixth = 1 – 3 – 5 – 6 | C6, Cmaj6

Six Nine = 1 – 3 – 5 – 6 – 9 | C6/9

Added ninth = 1 – 3 – 5 – 9 | Cadd9

Major Seventh = 1 – 3 – 5 – 7 | Cmaj7

Major Seventh Flat Five = 1 – 3 – b5 – 7 | Cmaj7b5

Major Seventh Sharp Five = 1 – 3 – #5 – 7 | Cmaj7#5

Major Ninth = 1 – 3 – 5 – 7 – 9 | Cmaj9

Major Eleventh = 1 – 3 – 5 – 7 – (9) – 11 | Cmaj11

Major Thirteenth = 1 – 3 – 5 – 7 – (9) – (11) – 13 | Cmaj13

Major Seven Sharp Eleventh = 1 – 3 – 5 – 7 – #11 | Cmaj7#11

Major Flat Five = 1 – 3 – b5 | Cb5

Minor Formulas:

Minor = 1 – b3 – 5 | Cm, Cmin, C-

Minor Sixth = 1 – b3 – 5 – 6 | Cm6, Cmin6, C-6

Minor Seventh = 1 – b3 – 5 – b7 | Cm7, Cmin7, C-7

Minor Added Ninth = 1 – b3 – 5 – 9 | Cmadd9

Minor Six Add Nine = 1 – b3 – 5 – 6 – 9 | Cm6/9

Minor ninth = 1 – b3 – 5 – b7 – 9 | Cm9

Minor eleventh = 1 – b3 – 5 – b7 – (9) – 11 | Cm11

Minor thirteenth = 1 – b3 – 5 – b7 – (9) – (11) – 13 | Cm13

Minor Major Seventh = 1 – b3 – 5 – 7 | Cm(Maj7)

Minor Major Ninth = 1 – b3 – 5 – 7 – 9 | Cm(Maj9)

Minor Major Eleventh = 1 – b3 – 5 – 7 – (9) – 11 | Cm(Maj11)

Minor Major Thirteenth = 1 – b3 – 5 – 7 – (9) – (11) – 13 | Cm(Maj13)

Minor Seven Flat Five = 1 – b3 – b5 – b7 | Cm7b5

Dominant Formulas:

Dominant Seventh = 1 – 3 – 5 – b7 | C7, Cdom7

Ninth = 1 – 3 – 5 – b7 – 9 | C9

Elventh = 1 – (3) – 5 – b7 – (9) – 11 | C11

Thirtheenth = 1 – 3 – 5 – b7 – (9) – (11) – 13 | C13

Seven Sharp Five = 1 – 3 – #5 – b7 | C7#5

Seven Flat Five = 1 – 3 – b5 – b7 | C7b5

Seven Flat Ninth = 1 – 3 – 5 – b7 – b9 | C7b9

Seven Sharp Ninth = 1 – 3 – 5 – b7 – #9 | C7#9

Nine Sharp Five = 1 – 3 – #5 – b7 – 9 | C9#5

Nine Flat Five = 1 – 3 – b5 – b7 – 9 | C9b5

Seven Sharp Five Sharp Nine = 1 – 3 – #5 – b7 – #9 | C7#5#9

Seven Sharp Five Flat Nine = 1 – 3 – #5 – b7 – b9 | C7#5b9

Seven Flat Five Sharp Nine = 1 – 3 – b5 – b7 – #9 | Cb5#9

Seven Flat Five Flat Nine = 1 – 3 – b5 – b7 – b9 | C7b5b9

Seven Sharp Eleven = 1 – 3 – 5 – b7 – #11 | C7#11

Miscellaneous Formulas:

Diminished = 1 – b3 – b5 | Cdim

Diminished Seventh = 1 – b3 – b5 – bb7 | Cdim7

Half diminished = 1 – b3 – b5 – b7 | Cm7b5

Suspended Seventh = 1 – 4 – 5 – b7 | C7sus4, C7sus

Augmented = 1 – 3 – #5 | Caug, C+

Augmented Seventh = 1 – 3 – #5 – b7 | Caug7, C7#5, C7+

Fifth, Power Chord = 1 – 5 | C5

Flat Fifth = 1 – b5 | Cb5, C-, C-5

Suspended Second = 1 – 2 – 5 | Csus2

Suspended Fourth = 1 – 4 – 5 | Csus4