The value structure of Karl Schmidt-Rottluff is mid-key: quiet, controlled, and cohesive. Karl Schmidt-Rottluff balances warm and cool with remarkable evenness, giving the composition its characteristic vibrancy. A restrained, mid-chroma palette: every hue is present and legible, but nothing shouts. The highest-chroma note - #F3612D - appears at just 6.7%, deployed as a precision accent against the quieter ground. Value range is moderate at 50 units - enough contrast for legibility, not so much as to fragment the tonal unity. Together these qualities point to the open-air Impressionist method: recording light rather than local colour. This is palette 1 of Karl Schmidt-Rottluff's sequence - a single chapter in a chromatic story told across many works.