Vincent P. Benitez, "Simultaneous Contrast and Additive Designs in Olivier Messiaen’s Opera"

Figure 5. Analogous Additive Design
Foreground and Background Pitch Designs linked by Analogous-Color Relationships

Background Design, Angel’s Discourse, Le baiser au lépreux, R62:1-12 (Strophe 1), R65:1-12 (Strophe 2),
R69:2-18 (Strophe 3), R72:1-24 (Strophe 4)