The Masters · Chromatic Profile
John
Gerrard Keulemans
1842
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1912
· 19th Century
Johannes Gerardus Keulemans: A Life in Feather and Brush Early Life and Education Born: June 8, 1842, Rotterdam, Netherlands. From a young age, Keulemans demonstrated an interest in the natural world, collecting animal specimens. This early passion led him to connect with Hermann Schlegel, director …
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The Palette Genome
A portrait built from John Gerrard Keulemans's own colours
Every 14 approved work contributes its dominant tone to a single flowing field. Sorted along the hue wheel, the strip reads as a smooth spectrum. Click any band to reveal its full four-colour palette.
← Cool · Shadow
Warm · Earth
Gold · Light →
Bands follow the hue wheel; visually identical tones are merged.
Four-Colour Decomposition
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The Chromatic Knot
Every painting, placed on the hue wheel
Each dot is a work — its angle set by hue, its distance from the centre by saturation. Hover a dot to see the painting.
Reading the Genome
The signature, in numbers
The Source Works
Where the colour came from
Up to 24 paintings representing the most frequent palette tones — each shown with its dominant colours.