The IEC Standard 60445 - Basic and safety principles for man-machine interface, marking and identification - Identification of equipment terminals, conductor terminations and conductors published in August 2010 is a combination of the IEC Std 60445 - Terminal Marking and IEC 60446 - Conductor Identification.
In clause 6.1 General of this standard, the identification of conductors, the following colours are permitted:
- black
● - brown
● - red
● - orange
● - yellow
● - green
● - blue
● - violet
● - grey
● - white
● - pink
● - turquoise
●