Purple-Pink Pigment Named After an Italian Battle

Puzzle 19 of Benefits of Pets Pack

Question is: Purple-Pink Pigment Named After an Italian Battle

and the answer is: MAGENTA

Word Meaning:

MAGENTA — A color which is close to the equal mixture of red and blue which is an additive secondary color but a subtractive primary color evoked by the combination of red and light blue.

Definitions from Wiktionary.