Level:
* This is the first number and indicates the lightness or darkness of the color.
* It ranges from 1 (blackest) to 10 (lightest blonde).
* For example, a level 4 is a medium brown, while a level 8 is a light blonde.
Tone:
* This is the second number or letter and indicates the color undertone of the dye.
* Common tones include:
* 0: Natural
* 1: Ash (cool undertone)
* 2: Pearl (cool undertone)
* 3: Gold (warm undertone)
* 4: Copper (warm undertone)
* 5: Red (warm undertone)
* 6: Violet (cool undertone)
* 7: Beige (neutral undertone)
* 8: Mahogany (warm undertone)
Example:
* 6.34: This would be a light brown color with gold and copper undertones (warm).
* 8.1: This would be a light blonde color with an ash undertone (cool).
Important Notes:
* Different brands may have slightly different numbering systems.
* The numbers on the box are only a guide. The final color will depend on your natural hair color, the condition of your hair, and how long the dye is left on.
* Always do a strand test before dyeing your entire head of hair.
Remember, it's always a good idea to consult with a professional stylist if you're unsure about what hair dye is best for you. They can help you choose the right color and ensure that the process is done safely.