Jo
Koster
A Life of Color and Independence In the quiet streets of Kampen, a girl named Johanna Petronella Catharina Antoinetta Koster began a life that would eventually wander far beyond the borders of her Dutch birthplace. Born in 1868, she was the third of eight children, …
A portrait built from Jo Koster'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.
Bands follow the hue wheel; visually identical tones are merged.
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.
The signature, in numbers
Where the colour came from
Up to 24 paintings representing the most frequent palette tones — each shown with its dominant colours.