Shadow Blue Dye

Shadow Blue Dye is a dye.

Source
Shadow Blue Dye can be obtained as a drop from a duty or purchased from vendors.

Duties
Shadow Blue Dye can be obtained as a drop from the following duties:
 * Sohm Al

Vendors
Shadow Blue Dye can be purchased for 1 or  from the following vendors:
 * Sahagin Vendor - Western La Noscea