Diagram of watercolors from the 17th century

<img width=“750” height=“1125” src=“https://flowingdata.com/wp-content/uploads/2022/06/watercolor-mixtures-Rougeux-750x1125.jpg" class=“attachment-medium size-medium wp-post-image” alt=“” loading=“lazy” srcset=“https://flowingdata.com/wp-content/uploads/2022/06/watercolor-mixtures-Rougeux-750x1125.jpg 750w, https://flowingdata.com/wp-content/uploads/2022/06/watercolor-mixtures-Rougeux-1090x1635.jpg 1090w, https://flowingdata.com/wp-content/uploads/2022/06/watercolor-mixtures-Rougeux-210x315.jpg 210w, …