Johannes Joseph Destrée distributes its values across the middle register, creating harmony without high contrast. Blues and teal-greys govern the palette, lending it an aquatic or atmospheric quality. Colours are neither washed out nor blazing; they occupy the productive middle ground of the chroma scale. #AC6E31 functions as the palette's exclamation mark: highest chroma, lowest percentage (6.4%). The value range of 47 units sits in the comfortable middle: enough depth, enough light, neither extreme. High luminosity and cool temperature suggest the plein-air condition: unfiltered daylight and open sky. Johannes Joseph Destrée's palette 4 carries its own internal logic while remaining in conversation with the artist's broader colour intelligence.