During the reign of King Nabonidus of Babylon, wool dyed purple was said to be 40 times more expensive than wool dyed other colors. In view of ancient Tyre’s prominence as a renowned supplier of this costly dye, the color purple became known as Tyrian purple.
وبما ان مدينة صور القديمة اشتهرت بصناعة هذا الصباغ الثمين ،‏ اصبح اللون الارجواني يُعرَف بالارجوان الصوري .‏