When using color codes for the identification of current conductors, it is recommended to use the following color codes: BLACK: AC and DC main power chains; RED: AC control current chains; BLUE: DC control current chains; (dark blue)When using color codes for the identification of current conductors, it is recommended to use the following color codes: BLACK: AC and DC main power chains; RED: AC control current chains; BLUE: DC control current chains; (dark blue)Colour identification by using common colours is permitted, provided that there is no risk of confusion and no GREEN or YELLOW is used, except in the two-colour combination GREEN-YELLOW. Using the correct wiring color codes is crucial for identifying line, neutral, and ground wires, which saves time, simplifies maintenance and troubleshooting, and ensures the safety of. The wiring color codes are the standard safety language of electricity. This guide describes wiring color codes, international standards, and main rules to keep. The IEC 60446 standard, “Basic and Safety Principles for Man-Machine Interface, Marking, and Identification,” establishes global guidelines for identifying electrical equipment terminals, conductors, and wiring colors. Proper identification prevents hazards, streamlines maintenance, and ensures. Wiring color codes used for electrical wiring has a specific meaning with different colors for different types and purposes of circuits. Electricians and contractors understand these codes. Getting this language right is the difference between a light that works and a dangerous situation involving short circuits, electrical shocks, or even fires.