Abdullah Suriosubroto sits in the centre of the value range, lending the palette a sense of even, sustained light. Abdullah Suriosubroto builds on cool foundations: the palette favours the blue-cyan-green arc. Every colour is desaturated; the palette proceeds through near-neutrals and gently-coloured greys. #87814B functions as the palette's exclamation mark: highest chroma, lowest percentage (4.0%). A value spread of 57 units gives the palette both depth and air - shadows are genuinely dark, lights genuinely light. High luminosity and cool temperature suggest the plein-air condition: unfiltered daylight and open sky. The palette is a signature: Abdullah Suriosubroto's particular sense of value, warmth, and colour weight made legible.