Standard Identification Code Table

Color, Conductor or Group Number Background or base color First tracer color Second tracer color   Color, Conductor or Group Number Background or base color First tracer color Second tracer color
1 Black ---- ----   20 Red Green ----
2 White ---- ----   21 Orange Green ----
3 Red ---- ----   22 Black White Red
4 Green ---- ----   23 White Black Red
5 Orange ---- ----   24 Red Black White
6 Blue ---- ----   25 Green Black White
7 White Black ----   26 Orange Black White
8 Red Black ----   27 Blue Black White
9 Green Black ----   28 Black Red Green
10 Orange Black ----   29 White Red Green
11 Blue Black ----   30 Red Black Green
12 Black White ----   31 Green Black Orange
13 Red White ----   32 Orange Black Green
14 Green White ----   33 Blue White Orange
15 Blue White ----   34 Black White Orange
16 Black Red ----   35 White Red Orange
17 White Red ----   36 Orange White Blue
18 Orange Red ----   37 White Red Blue
19 Blue Red ----