Herbert Arnould Olivier is built on dark foundations, with values clustered toward shadow. Warm and cool are kept in productive tension, creating the kind of chromatic harmony that sustains the eye. Saturation is deliberately withheld - the beauty here lies in the near-monochromatic gradations rather than colour difference. A single dominant - #0C0B0B at 41.3% - sets the character of the whole composition. #5F4616 delivers the chromatic peak at only 2.5% - a small shot of colour with outsized visual impact. 74 units of value range underpin the palette's structural clarity: the eye always knows where light falls. The combination of low values, muted chroma, and compressed range is the signature of the Tonalist mode - painting as atmosphere. Herbert Arnould Olivier's palette 3 carries its own internal logic while remaining in conversation with the artist's broader colour intelligence.