Conversion guides · L'Oréal to Joico

Hair colour conversion

L'Oréal to Joico

Converting a client's L'Oréal formula into Joico? The Shade Library matches shades by verified depth and ordered reflects, not by the number printed on the tube. Here's how the two ranges line up.

165L'Oréal shades in The Shade Library
42have an exact Joico match: same depth, same reflects in the same order
27of those matches sit at a different level than the numbers suggest

Why a same-number chart gets these wrong

Brands don't calibrate their levels the same way. For 27 of the L'Oréal shades that have a Joico match, the matching Joico shade carries a different level on the tube. A chart that swaps like-for-like numbers would send you to the wrong depth for every one of them. The Shade Library maps each shade to a standard depth and reflect structure first, then finds the equivalent.

Sample conversions

The straightforward ones: standard natural shades where both brands print the same level. Any chart gets these right.

L'OréalJoico equivalent
4.0Majirel4.0Lumishine
5.0Majirel5.0Lumishine
6.0Majirel6.0Lumishine
7.0Majirel7.0Lumishine
+ 38 more L'Oréal to Joico matches, including every one that changes level, inside The Shade Library.

The two ranges

L'Oréal

165 shades · 4 product lines

How shades are written

Level, a full stop, then reflect digits, e.g. 8.43.

Reflect families in the range

Ash, Gold, Natural, Copper, Violet, Red, Brown, Mahogany

Product lines

  • Inoa66
  • Inoa · Carmilane5
  • Majirel88
  • Majirel · Carmilane6

Joico

121 shades · 3 product lines

How shades are written

Level, a full stop, then reflect digits, e.g. 4.11.

Reflect families in the range

Natural, Violet, Red, Ash, Matt, Gold, Copper, Cendré, Grey, Copper Red

Shade series

Standard, Grey Coverage

Product lines

  • Lumishine81
  • Vero K-Pak39
  • Vero K-Pak · Age Defy1

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