A Messiaen's Mode #6 Bass Scale
Bass scale — fretboard diagram
A Messiaen's Mode #6 Scale — Notes and Intervals
The A Messiaen's Mode #6 scale is a symmetrical scale associated with radiance and light. On Bass, its notes are A, B, C#, D, D#, F, G, G#. It creates a uniform coloration that transcends traditional keys, making the music sound brilliant and enlightened. Commonly used in Contemporary Classical, Sacred Music, Experimental. Notable players include Olivier Messiaen. Use for creating a sense of radiant, enlightened calm. Best in sustained, atmospheric contexts.
Notes: A, B, C#, D, D#, F, G, G#
Intervals: 1P, 2M, 3M, 4P, 4A, 5A, 6A, 7M
Degrees: 1 2 3 4 #5 #6 #7 8
Formula: W-W-H-H-W-W-H-H
Number of notes: 8
How to Play A Messiaen's Mode #6 on Bass
On bass, locate A on the E string at fret 5. 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 A Messiaen's Mode #6 scale contains 3 sharps (C#, D#, G#). This scale does not follow a traditional major or minor key signature, so reading from sheet music may require accidentals.
Practice Routine
Begin by playing the A Messiaen's Mode #6 scale ascending and descending at 80 BPM using a metronome, one note per beat. Once comfortable, practice in thirds (A-C#, B-D) to build intervallic familiarity. Spend 5 minutes daily on this pattern before increasing tempo by 10 BPM.
Experiment with simple two-chord vamps rooted on A to let the characteristic intervals of the Messiaen's Mode #6 scale come through clearly.
Bass Tips
On bass, use the A Messiaen's Mode #6 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 A Messiaen's Mode #6 scale contains 8 notes (A, B, C#, D, D#, F, G, G#). Use the interactive fretboard above to explore this scale on Bass with different tunings and fret ranges.
CAGED Positions & Patterns for A Messiaen's Mode #6
The A Messiaen's Mode #6 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 8-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.