C# Messiaen's Mode #7 Piano Scale
Piano scale diagram
C# Messiaen's Mode #7 Scale — Notes and Intervals
The C# Messiaen's Mode #7 scale is a nearly-chromatic scale that serves as the parent for many other symmetrical systems. On Piano, the notes are C#, D, D#, E, F#, G, G#, A, A#, C. It represents divine authority and the vast, complex forces of the universe in Messiaen's musical language. Commonly used in Contemporary Classical, Experimental, Avant-Garde. Notable players include Olivier Messiaen. Use in complex, multi-layered compositions. Its near-chromatic density provides maximum harmonic flexibility.
Notes: C#, D, D#, E, F#, G, G#, A, A#, C
Intervals: 1P, 2m, 2M, 3m, 4P, 4A, 5P, 6m, 6M, 7M
Degrees: 1 b2 3 b4 5 #6 7 b8 9 10
Formula: H-H-H-W-H-H-H-H-W-H
Number of notes: 10
How to Play C# Messiaen's Mode #7 on Piano
On piano, the C# Messiaen's Mode #7 scale uses 5 black keys. With several black keys involved, let the thumb naturally fall on white keys where possible. Practice hands separately at first, paying attention to smooth thumb-under transitions.
The C# Messiaen's Mode #7 scale contains 5 sharps (C#, D#, F#, G#, A#). This scale does not follow a traditional major or minor key signature, so reading from sheet music may require accidentals.
Practice Routine
Practice the C# Messiaen's Mode #7 scale by playing it ascending with one rhythmic feel (straight eighth notes) and descending with another (swing or triplets) at 80 BPM. This dual approach trains both technical accuracy and rhythmic versatility with the 10 notes of the scale.
Experiment with simple two-chord vamps rooted on C# to let the characteristic intervals of the Messiaen's Mode #7 scale come through clearly.
Piano Tips
On piano, practice the C# Messiaen's Mode #7 scale hands together in contrary motion (one hand ascending, the other descending). This builds independence and strengthens your awareness of the scale's symmetry.
The C# Messiaen's Mode #7 scale contains 10 notes (C#, D, D#, E, F#, G, G#, A, A#, C). Use the interactive piano diagram above to explore this scale on Piano.