List Of Hair Color Number 4 30 References. Web the hair color chart is your ultimate color guide whether you’re thinking of going lighter or going darker, there are plenty of options to choose from in a hair dye brand’s hair color chart. Web the level system is made up of 10 numbers which help determine the depth level of your natural hair.

Web #30 (medium auburn) hair extensions #33 (true copper) hair extensions #99j (red vine) hair extensions Your natural hair color is a unique combination of pigments with undertones that range from red to pale yellow. This can be confusing, because the same letter can mean different tones in different brands!