| I | II | III | V |
| Root | Major second | Major third | Perfect fifth |
| F# | G# | A# | C# |
The F# Add2 chord is composed of 4 notes :
These notes form a major chord with added second, creating a rich and open sonority.
The add2 chord F# Add2 combines the major triad (root, third, fifth) with the added major second, without seventh.
The simultaneous presence of the third and second (which form a minor second interval between them) creates a slight enriching dissonance, without losing the major character of the chord.
For add2 chords on piano:
The add2 chord creates modern textures:
Indie rock: signature sound of 2000s-2010s.
Modern folk: enriches acoustic accompaniment.
Dream pop: creates ethereal atmospheres.