Under the TIA/EIA-598-C standard, the universal 12-color sequence is: 1-Blue, 2-Orange, 3-Green, 4-Brown, 5-Slate (Gray), 6-White, 7-Red, 8-Black, 9-Yellow, 10-Violet, 11-Rose, and 12-Aqua. This sequence repeats for cables with more than 12 fibers. The TIA/EIA-598-C standard is the most widely followed guideline for color coding in optical fiber cables, both for loose-tube and. WolonFiber's 12-Color Fiber Optic Pigtail Packs are manufactured strictly to the TIA-598-C standard with vibrant, easy-to-identify colors. Available in OS2/OM3/OM4 at factory-direct wholesale pricing. Tubes with 24 uniquely colored fibers: Fibers 1 to 12 use the standard blue through aqua color. Imm (main cord) Material Stainless Steel Color Silvery White UL94 V-0 (*Burning stops within 10 seconds on a veritcal specimen, no drips of flaming particles. Specifications are correct at time of printing and subject tochange or alteration. *: No of tube(13-24) shall be with black tracer but black* tube(20) with white tracer. Fiber per Tube *: Tube identification with one black stripe. This color-coding standard ensures consistency, safety, and reliability throughout manufacturing, installation, and maintenance.