LAN Cable Color Coding Generator & Guide 2026
Interactive RJ45 color code visualizer for T568A, T568B, crossover, and rollover Ethernet cables. Includes Cat5e to Cat7a specs and patching guides.
Select Cable Type
End 1 (T568B)
End 2 (T568B)
When to use this cable?
Straight-Through (T568B) is the undisputed standard for modern Ethernet cables. Use this to connect a computer to a network switch, router, or wall jack.
How to Use
Select the cable type you need to make (e.g., Straight-Through T568B for PC to Router, Crossover for PC to PC).
Use the visualizer to see the exact pinout (Pin 1 to Pin 8) and color arrangement for both ends of the cable.
Follow our step-by-step Patching Guide to strip, arrange, and crimp your RJ45 connectors securely.
Review the Cable Categories tab to ensure you are using the right Cat5, Cat6, or Cat7a cable for your speed requirements.
Features
FAQ
Master network patching with our comprehensive LAN Cable Color Coding Generator. Whether you are wiring a home lab, configuring corporate switches, or just trying to fix a broken Ethernet cord, understanding RJ45 pinouts is essential. Our tool visually maps out T568A, T568B, Crossover, and Rollover configurations so you never misplace a wire. Additionally, explore our deep-dive into Ethernet categories—from Cat 5e up to the high-bandwidth Cat 7a—to choose the right cabling for 10 Gigabit or 40 Gigabit networks in 2026.
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