Fiber ColorID
Free on the website

Fiber color code lookup for splicers and OSP techs

Enter a fiber number and get its tube, position, color and marking, or pick the colors and get the number back. TIA-598 by default. Free to use on the website, nothing to sign up for.

Cable configurationGeneric North American loose-tube
12active tubes
Two-way lookup
What do you have?
of 288

Fiber identified

Fiber 214

Verified calculation
Yellow tube — solid / Violet fiber — dash
Tube 9YellowSolid
Position 22VioletDash
214 / 288
Tube 9Fibers 193–216
24F tube
One number in. Tube, position, color and marking out.Or the other way: pick the colors, get the fiber number.
Some cables don't follow TIA-598.In the app, build the color sequence yourself and look fibers up against it.
Where your cable sheet disagrees, trust the cable sheet.This is the common convention, labeled as one. Manufacturers vary, especially on repeats.

Fiber Color ID on your phone

Free to download
  • Both lookup directions
  • Standard loose tube up to 144 fibers
  • Works with no signal, no account
Pro Unlock in the app, $19.99 once
  • Ribbon mode and custom tube and ribbon sizes
  • Cable counts above 144
  • Custom cable counts, any count from 1 to 6,912
  • The cable chart in the app
  • Build, edit and share your own color sequences

One-time in-app purchase, not a subscription. Nothing renews, nothing to cancel.

Download on the App Store Get it on Google PlayiPhone, iPad and Android. The app has no account and no tracking.