1. The numbers refer to the color intensity of the skin tone, from Light (1X) to Dark (5X).
2. The letters correspond to your skin undertone. C is for Cool - skin that rarely tans and has a pink undertone; N is for Neutral - skin that sometimes tans and has a pink, amber tone; W stands for Warm - the skin tans easily and has a yellow-amber hue.
Die Darstellung der Farben auf der Online-Abbildung hängt von der Beleuchtung und dem Hintergrund ab und könnte leicht variieren.