Color Code Yellow Electrical Wire. Any other colors expected the above mentioned can be used for live line or hot wires. Nec does not instruct any requirements for other conductors. The list below outlines what the different colour codes mean for both single and multi phased.
While wires in these colors carry power they are not used in typical outlet wiring. For example you might see yellow wires as switch legs to ceiling fans structural lights and outlets paired with light switches. Phase 1 brown phase 2 black. The list below outlines what the different colour codes mean for both single and multi phased.
Blue and yellow electrical wires.
Instead blue and yellow wires are used as the live wires pulled through a conduit. The mandatory colors for power wiring in national electric codes nec are green bare or green yellow yellow strip or band on green for protective ground pg and white alternatively grey for neutral wire. Equipment wiring includes things such as wiring in power cords. For example you might see yellow wires as switch legs to ceiling fans structural lights and outlets paired with light switches. Active brown neutral light blue earth green yellow.