F# Lydian Bass Scale
Bass scale — fretboard diagram
F# Lydian Scale — Notes and Intervals
The F# Lydian scale is the fourth mode of the major scale and arguably the brightest sound in music theory. On Bass, the notes are F#, G#, A#, C, C#, D#, F. It is known for its ethereal, dreamlike, and cinematic quality. Because it avoids the pull of the perfect fourth, it is a favorite for film composers wanting to evoke a sense of wonder or otherworldly space. The diatonic chords of F# Lydian are F#Maj7, G#7, A#m7, Cm7b5, C#Maj7, D#m7, Fm7. Commonly used in Film Scores, Progressive Rock, Fusion, Ambient, Dream Pop. Notable players include Joe Satriani, Steve Vai, John Williams, Hans Zimmer. Use over Maj7#11, Maj9 chords. Ideal for non-resolving major passages. Avoid when the music needs to feel grounded or resolved.
Notes: F#, G#, A#, C, C#, D#, F
Intervals: 1P, 2M, 3M, 4A, 5P, 6M, 7M
Degrees: 1 2 3 #4 5 6 7
Formula: W-W-W-H-W-W-H
Number of notes: 7
Diatonic Chords
F♯Maj7 — G♯7 — A♯m7 — Cm7♭5 — C♯Maj7 — D♯m7 — Fm7
How to Play F# Lydian on Bass
On bass, locate F# on the E string at fret 2. Use a one-finger-per-fret approach starting from the root and span two to three strings. Keep your fretting hand relaxed and practice shifting between positions cleanly.
The F# Lydian scale contains 5 sharps (F#, G#, A#, C#, D#). Its relative minor is D# minor, which shares the same notes.
Practice Routine
Begin by playing the F# Lydian scale ascending and descending at 80 BPM using a metronome, one note per beat. Once comfortable, practice in thirds (F#-A#, G#-C) to build intervallic familiarity. Spend 5 minutes daily on this pattern before increasing tempo by 10 BPM.
Try these progressions with the F# Lydian scale: F#Maj7 - Cm7b5 - C#Maj7 - F#Maj7 (I-IV-V-I) or F#Maj7 - G#7 - Cm7b5 - C#Maj7 for a more stepwise movement.
Bass Tips
On bass, use the F# Lydian scale to build walking bass lines by targeting chord tones on strong beats and using scale tones as approach notes. This is the foundation of functional bass playing.
The F# Lydian scale contains 7 notes (F#, G#, A#, C, C#, D#, F). Use the interactive fretboard above to explore this scale on Bass with different tunings and fret ranges.
CAGED Positions & Patterns for F# Lydian
The F# Lydian scale can be played in 5 CAGED positions across the fretboard, each based on an open chord shape (C, A, G, E, D). As a 7-note scale, it also lends itself to 3-notes-per-string (3NPS) patterns that facilitate legato playing and diagonal shifting. Use the pattern selector above to isolate each position.