Benjamin Williams Leader occupies the comfortable middle of the value scale, avoiding both extremes to hold the eye in a sustained middle grey. Cool tones set the register here - the blues and greens easily outweigh any warm accents. Chroma is kept low across all colours, producing the soft, enveloping quality that characterises tonal painting. #725921 functions as the palette's exclamation mark: highest chroma, lowest percentage (9.1%). The palette spans 47 value units: a measured range that delivers coherence over drama. High luminosity and cool temperature suggest the plein-air condition: unfiltered daylight and open sky. Benjamin Williams Leader's palette 4 carries its own internal logic while remaining in conversation with the artist's broader colour intelligence.