5 Key Takeaways

• 1

  Prussian blue was accidentally created in 1706 by Johann Diesbach while attempting to make red dye, leading to the first modern synthetic pigment.

• 2

  The pigment quickly transformed the European art scene, providing artists with a stable and affordable deep blue alternative to ultramarine.

• 3

  Prussian blue reached Japan in the early 19th century, revolutionizing woodblock printing and enabling richer tonal ranges in artworks.

• 4

  Max Perls utilized Prussian blue in 1867 to differentiate between melanin and iron deposits in tissue, establishing its diagnostic significance.

• 5

  Today, the Perls Prussian blue stain is essential in evaluating iron in liver pathology and has applications in various medical fields.