The colors defined in this standard are intended to be applied to the marking of electronic components such as resistors,capacitors, and wires in a manner described in the EIA Standards for these components. In addition, the use of these colors is recommended for identification of terminals and circuit functions, and any other application where the relation of color to numbers or functions is felt necessary.
EIA 359-A-1985 history
1985EIA 359-A-1985 Standard Colors for Color Identification and Coding