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Les 12 Triades Majeures
| Triade ou Accord | Fondamentale | 3 | 5 |
| F | Fa | La | Do |
| C | Do | Mi | Sol |
| G | Sol | Si | Ré |
| D | Ré | Fa# | La |
| A | La | Do# | Mi |
| E | Mi | Sol# | Si |
| B | Si | Ré# | Fa# |
| | | |
| F# | Fa# | La# | Do# |
| Gb | Solb | Sib | Réb |
| | | |
| Db | Réb | Fa | Lab |
| C# | Do# | Mi# | Sol# |
| | | |
| Ab | Lab | Do | Mib |
| G# | Sol# | Si# | Ré# |
| | | |
| Eb | Mib | Sol | Sib |
| D# | Ré# | Fa## | La# |
| | | |
| Bb | Sib | Ré | Fa |
| A# | La# | Do## | Mi# |
Les 12 Triades Mineures
| Triade ou Accord | Fondamentale | 3m | 5 |
| Fm | Fa | Lab | Do |
| Cm | Do | Mib | Sol |
| Gm | Sol | Sib | Ré |
| Dm | Ré | Fa | La |
| Am | La | Do | Mi |
| Em | Mi | Sol | Si |
| | | |
| F#m | Fa# | La | Do# |
| Gbm | Solb | Sibb | Réb |
| | | |
| Dbm | Réb | Fab | Lab |
| C#m | Do# | Mi | Sol# |
| | | |
| Abm | Lab | Dob | Mib |
| G#m | Sol# | Si | Ré# |
| | | |
| Ebm | Mib | Solb | Sib |
| D#m | Ré# | Fa# | La# |
| | | |
| Bbm | Sib | Réb | Fa |
| A#m | La# | Do# | Mi# |
Les 12 Triades Augmentées
| Triade ou Accord | Fondamentale | 3 | 5# |
| F 5# | Fa | La | Do# |
| C 5# | Do | Mi | Sol# |
| G 5# | Sol | Si | Ré# |
| D 5# | Ré | Fa# | La# |
| A 5# | La | Do# | Mi# |
| E 5# | Mi | Sol# | Si# |
| B 5# | Si | Ré# | Fa## |
| | | |
| F# 5# | Fa# | La# | Do## |
| Gb 5# | Solb | Sib | Ré |
| | | |
| Db 5# | Réb | Fa | La |
| C# 5# | Do# | Mi# | Sol## |
| | | |
| Ab 5# | Lab | Do | Mi |
| G# | Sol# | Si# | Ré## |
| | | |
| Eb | Mib | Sol | Si |
| D# | Ré# | Fa## | La## |
| | | |
| Bb | Sib | Ré | Fa |
| A# | La# | Do## | Mi# |
Les 12 Triades Diminuées
| Triade ou Accord | Fondamentale | 3m | 5b |
| Fm 5b | Fa | Lab | Dob |
| Cm 5b | Do | Mib | Solb |
| Gm 5b | Sol | Sib | Réb |
| Dm 5b | Ré | Fa | Lab |
| Am 5b | La | Do | Mib |
| Em 5b | Mi | Sol | Sib |
| Bm 5b | Si | Ré | Fa |
| | | |
| F#m 5b | Fa# | La | Do |
| Gbm 5b | Solb | Sibb | Rébb |
| | | |
| Dbm 5b | Réb | Fab | Labb |
| C#m 5b | Do# | Mi | Sol |
| | | |
| Abm 5b | Lab | Dob | Mibb |
| G#m 5b | Sol# | Si | Ré |
| | | |
| Ebm 5b | Mib | Solb | Sibb |
| D#m 5b | Ré# | Fa# | La |
| | | |
| Bbm 5b | Sib | Réb | Fab |
| A#m | La# | Do# | Mi# |