| Standard | Two Cores | Three Cores | Four Cores | Five Cores |
| Harmonized Cables |
Blue, Brown
|
Brown, Grey, Black
|
Brown, Black, Grey, Blue
|
Brown, Black, Grey, Blue, Green and Yellow
|
| Harmonized Cables With Green and Yellow Colours BS 6500 |
Blue, Brown
|
Brown, Blue, Green and Yellow
|
Brown, Black, Grey, Green and Yellow
|
Brown, Black, Grey, Blue, Green and Yellow
|
| IEC 60502-1 BS 6346 - BS 5467 BS 6724 |
Blue, Brown
|
Brown, Grey, Black
|
Brown, Black, Grey, Blue
|
Brown, Black, Grey, Blue, Green and Yellow
|
| BS (Old Colours) |
Red, Black
|
Red, Blue, Yellow
|
Red, Yellow, Black, Blue
|
Brown, Black, Grey, Blue, Green and Yellow
|