Chord sequence
G♯m7 C♯7 F♯maj7 D♯7
In every key
Four-note rootless voicings in their two forms, with the 3rd or the 7th on the bottom, played over the root.
Heard in F# major
Chords 1 to 3
G#m7 C#7 F#maj7
Over G#m7 · ii7
Mode 2 of Major
Over C#7 · V7
Mode 5 of Major
Over F#maj7 · Imaj7
The major scale and its modes are the most commonly used scales in western music.
Over D#7 · V7/ii
Mode 5 of Melodic Minor