The F♯ Lydian is the 4th mode of the F# Major scale. It has a dreamy, floating, ethereal, magical, otherworldly character. On guitar it appears at Position 4 in the fretboard pattern — root note F#.
Parent Major ScaleF# Major — F♯ Lydian shares the same notes as F# Major but starts on F#
Best Used InFilm Scores, Prog Rock, Fusion, New Age
Famous ExamplesThe Simpsons theme, Flying (Beatles), Joe Satriani, Steve Vai
Key insight: The ♯4 (raised 4th) is the magic note of Lydian — one semitone above perfect 4th. It creates the floating, unresolved lift.
The 5 Missing Notes™ — Beyond F♯ Lydian
The F♯ Lydian is one of 7 diatonic modes in the Dead Sea Scales system. Using the 5 Missing Notes™ framework, each mode generates 7 extended variations — giving you access to all 42 total modes in any key including F♯.
Same Mode, Every Key
The Lydian pattern is identical in every key — the formula never changes. Explore the same mode in other keys:
Home: F♯ Lydian is major territory — Ionian with a ♯4. Start here. Address: 4th mode of D♭ Ionian — the 5 Missing Notes are read from D♭, not F♯. Home vs Address →