William Gilbert Foster works in the upper reaches of the value scale, creating an atmosphere of brightness and expansiveness. William Gilbert Foster tilts toward cool - blues and silver-greys carry the structural weight. Chroma is kept low across all colours, producing the soft, enveloping quality that characterises tonal painting. Only 6.1% is devoted to #6A4126, yet that small allocation delivers the palette's entire chromatic tension. 74 units of value range underpin the palette's structural clarity: the eye always knows where light falls. The palette has the character of outdoor light: cool, mid-bright, with colour rendered faithfully rather than expressively. William Gilbert Foster's palette 1 carries its own internal logic while remaining in conversation with the artist's broader colour intelligence.