Two-way lookup
Convert a fiber number to its tube and color, or work backward from colors to the matching number.
Independent utility app publisher
Practical Byte Apps builds focused utilities for people who need accurate results without unnecessary setup or clutter.
Fiber Color ID
Field lookup preview
Lookup
Fiber 289
Result
Tube + color
First release
A two-way fiber identification calculator built for technicians, splicers, engineers, and anyone working with high-count fiber cables.
Convert a fiber number to its tube and color, or work backward from colors to the matching number.
Supports selectable buffer-tube configurations and cable counts through 864 fibers.
The calculator remains available in the field even when a reliable data connection does not.
Learn how Fiber Color ID handles data or contact the publisher directly.