![Amazon.com : Schwarzkopf Igora Royal Vibrance Tone on Tone Hair Color 0-99 Violet Concentrate : Beauty & Personal Care Amazon.com : Schwarzkopf Igora Royal Vibrance Tone on Tone Hair Color 0-99 Violet Concentrate : Beauty & Personal Care](https://m.media-amazon.com/images/I/41diLzVazqL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFOURANDHALF%2CBottomLeft%2C360%2C-6_SR600%2C315_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Amazon.com : Schwarzkopf Igora Royal Vibrance Tone on Tone Hair Color 0-99 Violet Concentrate : Beauty & Personal Care
![IGORA ROYAL: the lady at the store said I needed to mix both 4-0 and 4-99 to achieve the 4-99. Is this correct? I feel like it doesn't add up. : r/HairDye IGORA ROYAL: the lady at the store said I needed to mix both 4-0 and 4-99 to achieve the 4-99. Is this correct? I feel like it doesn't add up. : r/HairDye](https://preview.redd.it/igora-royal-the-lady-at-the-store-said-i-needed-to-mix-both-v0-87koq3t5z2ga1.png?width=640&crop=smart&auto=webp&s=24d8fc2f4a75f64211dff460ac208c5cb4e4e073)
IGORA ROYAL: the lady at the store said I needed to mix both 4-0 and 4-99 to achieve the 4-99. Is this correct? I feel like it doesn't add up. : r/HairDye
![Amazon.com : Schwarzkopf Igora Royal Vibrance Tone on Tone Hair Color 0-99 Violet Concentrate : Beauty & Personal Care Amazon.com : Schwarzkopf Igora Royal Vibrance Tone on Tone Hair Color 0-99 Violet Concentrate : Beauty & Personal Care](https://m.media-amazon.com/images/I/61rDoSoVwIL._AC_UF1000,1000_QL80_.jpg)