
Chart 15 (IEC Colour Code for Ribbon Cables)
| Core Number | Colour |
|---|---|
| 1 | BROWN |
| 2 | RED |
| 3 | ORANGE |
| 4 | YELLOW |
| 5 | GREEN |
| 6 | BLUE |
| 7 | VIOLET |
| 8 | GREY |
| 9 | WHITE |
| 10 | BLACK |
Repeated every ten conductors

| Core Number | Colour |
|---|---|
| 1 | BROWN |
| 2 | RED |
| 3 | ORANGE |
| 4 | YELLOW |
| 5 | GREEN |
| 6 | BLUE |
| 7 | VIOLET |
| 8 | GREY |
| 9 | WHITE |
| 10 | BLACK |