25-pair cable color codes

25-pair  cable color codes
(1) Although the chart shows the color "grey," in the phone business "slate" is more commonly used to avoid having the same abbreviations for green and grey/gray.
(2)The color illustration shows "solid" color wires. It is more common to have striped wires. The first one would be white with a blue stripe, mated with a blue wire that has a white stripe, etc.