BS 5308 Part 1 Colour Code Table 1
Unscreened & Collective Screened
| Pair no. | A – wire | B – wire |
| 1 | Black | Blue |
| 2 | Black | Green |
| 3 | Blue | Green |
| 4 | Black | Brown |
| 5 | Blue | Brown |
| 6 | Green | Brown |
| 7 | Black | White |
| 8 | Blue | White |
| 9 | Green | White |
| 10 | Brown | White |
| 11 | Black | Red |
| 12 | Blue | Red |
| 13 | Green | Red |
| 14 | Brown | Red |
| 15 | White | Red |
| 16 | Black | Orange |
| 17 | Blue | Orange |
| 18 | Green | Orange |
| 19 | Brown | Orange |
| 20 | White | Orange |
| 21 | Red | Orange |
| 22 | Black | Yellow |
| 23 | Blue | Yellow |
| 24 | Green | Yellow |
| 25 | Brown | Yellow |
| 26 | White | Yellow |
| 27 | Red | Yellow |
| 28 | Orange | Yellow |
| 29 | Black | Grey |
| 30 | Blue | Grey |
| 31 | Green | Grey |
| 32 | Brown | Grey |
| 33 | White | Grey |
| 34 | Red | Grey |
| 35 | Orange | Grey |
| 36 | Yellow | Grey |
| 37 | Black | Grey |
| 38 | Blue | Grey |
| 39 | Green | Violet |
| 40 | Brown | Violet |
| 41 | White | Violet |
| 42 | Red | Violet |
| 43 | Orange | Violet |
| 44 | Yellow | Violet |
| 45 | Grey | Violet |
| 46 | Black | Turquoise |
| 47 | Blue | Turquoise |
| 48 | Green | Turquoise |
| 49 | Brown | Turquoise |
| 50 | White | Turquoise |
sSingle Quad (2 pair): Black, Blue, Green, Brown Single Triple: Blue, Black, Green Individually screened pairs can also be identified by a polyester tape over black and purple pairs.
BS 5308 Part 2 Colour Code Table 2
Unscreened & Collective Screened
| Pair no. | A – wire | B – wire |
| 1 | White | Blue |
| 2 | White | Orange |
| 3 | White | Green |
| 4 | White | Brown |
| 5 | White | Grey |
| 6 | Red | Blue |
| 7 | Red | Orange |
| 8 | Red | Green |
| 9 | Red | Brown |
| 10 | Red | Grey |
| 11 | Black | Blue |
| 12 | Black | Orange |
| 13 | Black | Green |
| 14 | Black | Brown |
| 15 | Black | Grey |
| 16 | Yellow | Blue |
| 17 | Yellow | Orange |
| 18 | Yellow | Green |
| 19 | Yellow | Brown |
| 20 | Yellow | Grey |
| 21 | White-Blue | Blue |
| 22 | White-Blue | Orange |
| 23 | White-Blue | Green |
| 24 | White-Blue | Brown |
| 25 | White-Blue | Grey |
| 26 | Red-Blue | Blue |
| 27 | Red-Blue | Orange |
| 28 | Red-Blue | Green |
| 29 | Red-Blue | Brown |
| 30 | Red-Blue | Grey |
| 31 | Blue-Black | Blue |
| 32 | Blue-Black | Orange |
| 33 | Blue-Black | Green |
| 34 | Blue-Black | Brown |
| 35 | Blue-Black | Grey |
| 36 | Yellow-Blue | Blue |
| 37 | Yellow-Blue | Orange |
| 38 | Yellow-Blue | Green |
| 39 | Yellow-Blue | Brown |
| 40 | Yellow-Blue | Grey |
| 41 | White Orange | Blue |
| 42 | White Orange | Orange |
| 43 | White Orange | Green |
| 44 | White Orange | Brown |
| 45 | White Orange | Grey |
| 46 | Orange-Red | Blue |
| 47 | Orange-Red | Orange |
| 48 | Orange-Red | Green |
| 49 | Orange-Red | Brown |
| 50 | Orange-Red | Grey |
Single Quad (2 pair): Blue, Green, Orange, Brown Single Triple: Blue, White, Orange Individually screened pairs can also be identified by a polyester tape over white and blue pairs.
