Dutch Leaf from a Book of Hours ca. 1475

Alternating red and blue coloring was used in this particular leaf. Red was the most obtainable color with which to decorate Medieval manuscript due to the many types of red pigments that were available.  

Book of Hours. Netherlands. 15th C. Leaf Measurement 175 x 125 mm. Text Measurement 95 x 64 mm. In Dutch. Script: Gothic Textualis.