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ToolsCable Color Standards

Cable Color Coding Standards Reference

Lookup standard wire color markings for electrical panel building across international boundaries (IEC, NEC, BIS India).

Standard Color Allocation Table

FUNCTIONPhase 1 (R / L1)
Red
FUNCTIONPhase 2 (Y / L2)
Yellow
FUNCTIONPhase 3 (B / L3)
Blue
FUNCTIONNeutral (N)
Black
FUNCTIONEarth / Ground (PE)
Green / Yellow stripe