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Convert L'Oréal Professionnel Dia Light / Dia Color to Goldwell Topchic

Find the equivalent for each L'Oréal Professionnel Dia Light / Dia Color shade in Goldwell Topchic. Complete chart with levels, reflects, and match confidence.

Remember that equivalences are approximate. Each brand has proprietary pigments and bases that produce slightly different results. We always recommend doing a strand test when switching brands.

Dia Light / Dia Color Name Topchic Name Match
Level 1
1 Black (Dia Color) 2N Black Approximate
Level 3
3 Dark Brown (Dia Color) 3N Dark Brown Exact
Level 4
4 Dark Brown (Dia Light / Dia Color) 4N Mid Brown Exact
4.12 Ash Iridescent Brown (Dia Color) 4V Cyclamen Approximate
4.15 Ash Mahogany Brown (Dia Color) 4V Cyclamen Approximate
4.20 Burgundy Intense Brown (Dia Color) 4V Cyclamen Close
4.62 Red Iridescent Brown (Dia Color) 4R@VR Dark Mahogany Brilliant Elumenated Violet Red Exact
Level 5
5 Brown (Dia Light / Dia Color) 5N Light Brown Exact
5.1 Light Ash Brown (Dia Light / Dia Color) 5A Light Ash Brown Exact
5.3 Light Golden Brown (Dia Color) 5BG Light Brown Gold Brown Exact
5.4 Light Copper Brown (Dia Color) 5K Mahogany Copper Exact
5.5 Light Mahogany Brown (Dia Color) 5R Teak Approximate
5.07 Light Natural Cool Brown (Dia Light) 5N Light Brown Close
5.8 Light Mocha Brown (Dia Light / Dia Color) 5N Light Brown Approximate
5.11 Light Ash Deep Brown (Dia Light) 5A Light Ash Brown Close
5.12 Light Ash Iridescent Brown (Dia Light) 5A Light Ash Brown Close
5.18 Light Ash Mocha Brown (Dia Color) 5A Light Ash Brown Close
5.35 Light Golden Mahogany Brown (Dia Color) 5N@BP Light Brown Elumenated Brown Pearl Close
5.66 Light Red Intense Brown (Dia Light) 5R Teak Close
5.71 Light Ash Matte Brown (Dia Color) 5MB Dark Jade Brown Close
Level 6
6 Dark Blonde (Dia Light / Dia Color) 6N Dark Blonde Exact
6.1 Dark Ash Blonde (Dia Light / Dia Color) 6A Dark Ash Blonde Exact
6.3 Dark Golden Blonde (Dia Light / Dia Color) 6G Tobacco Exact
6.8 Dark Mocha Blonde (Dia Light / Dia Color) 6N Dark Blonde Approximate
6.11 Dark Ash Deep Blonde (Dia Light) 6A Dark Ash Blonde Close
6.12 Dark Ash Iridescent Blonde (Dia Color) 6A Dark Ash Blonde Close
6.13 Dark Ash Golden Blonde (Dia Light) 6SB Silver Brown Exact
6.23 Dark Iridescent Golden Blonde (Dia Light / Dia Color) 6VV Vivid Violet MAX Close
6.28 Dark Iridescent Mocha Blonde (Dia Light) 6VV Vivid Violet MAX Close
6.31 Dark Golden Ash Blonde (Dia Color) 6G Tobacco Close
6.34 Dark Golden Copper Blonde (Dia Light / Dia Color) 6G Tobacco Close
6.35 Dark Golden Mahogany Blonde (Dia Light / Dia Color) 6G Tobacco Close
6.45 Dark Copper Mahogany Blonde (Dia Light / Dia Color) 6K Copper Brilliant Close
6.60 Dark Red Intense Blonde (Dia Color) 6RB Mid Red Beech Exact
6.84 Dark Mocha Copper Blonde (Dia Color) 6N Dark Blonde Approximate
Level 7
7 Blonde (Dia Light / Dia Color) 7N Mid Blonde Exact
7.01 Ash Natural Blonde (Dia Light) 7NA Mid Natural Ash Blonde Exact
7.1 Ash Blonde (Dia Color) 7A Mid Ash Blonde Exact
7.3 Medium Golden Blonde (Dia Light / Dia Color) 7G Hazel Exact
7.4 Medium Copper Blonde (Dia Light) 7K Copper Blonde Exact
7.8 Medium Mocha Blonde (Dia Light / Dia Color) 7N Mid Blonde Approximate
7.11 Medium Ash Deep Blonde (Dia Light / Dia Color) 7SB@BL Silver Beige Elumenated Blue Close
7.12 Medium Ash Iridescent Blonde (Dia Light) 7SB@BL Silver Beige Elumenated Blue Close
7.13 Medium Ash Golden Blonde (Dia Light / Dia Color) 7SB@BL Silver Beige Elumenated Blue Exact
7.18 Medium Ash Mocha Blonde (Dia Light / Dia Color) 7SB@BL Silver Beige Elumenated Blue Close
7.23 Iridescent Golden Blonde (Dia Light) 7SB@BL Silver Beige Elumenated Blue Approximate
7.31 Medium Golden Ash Blonde (Dia Light) 7N@BP Mid Blonde Elumenated Beige Pearl Close
7.32 Golden Iridescent Blonde (Dia Color) 7N@BP Mid Blonde Elumenated Beige Pearl Exact
7.43 Medium Copper Golden Blonde (Dia Light) 7OO@GK Sensational Orange Elumenated Gold Copper Exact
7.44 Copper Deep Blonde (Dia Color) 7OO@GK Sensational Orange Elumenated Gold Copper Close
Level 8
8 Light Blonde (Dia Light / Dia Color) 8N Light Blonde Exact
8.1 Light Ash Blonde (Dia Light / Dia Color) 8A Light Ash Blonde Exact
8.2 Light Iridescent Blonde (Dia Color) 8CA@PB Cool Bronze Elumenated Pearl Beige Approximate
8.3 Light Golden Blonde (Dia Light / Dia Color) 8G Gold Blonde Exact
8.11 Charcoal Intense Blonde (Dia Light) 8CA@PB Cool Bronze Elumenated Pearl Beige Close
8.13 Light Ash Golden Blonde (Dia Color) 8SB Silver Blonde Exact
8.18 Light Ash Mocha Blonde (Dia Light) 8CA@PB Cool Bronze Elumenated Pearl Beige Close
8.21 Light Iridescent Ash Blonde (Dia Light) 8CA@PB Cool Bronze Elumenated Pearl Beige Approximate
8.23 Light Iridescent Golden Blonde (Dia Light / Dia Color) 8CA@PB Cool Bronze Elumenated Pearl Beige Approximate
8.24 Light Iridescent Copper Blonde (Dia Light) 8CA@PB Cool Bronze Elumenated Pearl Beige Approximate
8.28 Light Iridescent Mocha Blonde (Dia Light) 8CA@PB Cool Bronze Elumenated Pearl Beige Approximate
8.31 Light Golden Ash Blonde (Dia Color) 8N@BS Light Blonde Elumenated Beige Silver Exact
8.33 Light Golden Deep Blonde (Dia Color) 8N@GB Light Blonde Elumenated Gold Beige Close
8.34 Light Golden Copper Blonde (Dia Light / Dia Color) 8N@GB Light Blonde Elumenated Gold Beige Close
8.43 Light Copper Golden Blonde (Dia Light / Dia Color) 8KG Light Copper Gold Exact
Level 9
9 Very Light Blonde (Dia Light / Dia Color) 9N Very Light Blonde Exact
9.01 Very Light Natural Ash Blonde (Dia Light) 9NA Very Light Natural Ash Blonde Exact
9.1 Very Light Ash Blonde (Dia Light) 9A Very Light Ash Blonde Exact
9.02 Very Light Natural Iridescent Blonde (Dia Light) 9NP Very Light Natural Pearl Blonde Exact
9.2 Very Light Iridescent Blonde (Dia Light) 9A Very Light Ash Blonde Approximate
9.03 Very Light Natural Golden Blonde (Dia Light) 9N Very Light Blonde Close
9.3 Very Light Golden Blonde (Dia Light / Dia Color) 9G Very Light Gold Blonde Exact
9.11 Extra Light Ash Deep Blonde (Dia Light) 9A Very Light Ash Blonde Close
9.12 Very Light Ash Iridescent Blonde (Dia Light) 9A Very Light Ash Blonde Close
9.13 Very Light Ash Golden Blonde (Dia Light / Dia Color) 9A Very Light Ash Blonde Close
9.18 Very Light Ash Mocha Blonde (Dia Light) 9A Very Light Ash Blonde Close
9.21 Very Light Iridescent Ash Blonde (Dia Light) 9A Very Light Ash Blonde Approximate
9.31 Very Light Golden Ash Blonde (Dia Light) 9N@BP Very Light Blonde Elumenated Beige Pearl Close
9.82 Very Light Mocha Iridescent Blonde (Dia Light / Dia Color) 9N Very Light Blonde Approximate
Level 10
10.01 Extra Light Milkshake Ash Blonde (Dia Light) 10N Extra Light Blonde Close
10.02 Extra Light Natural Iridescent Blonde (Dia Light) 10N Extra Light Blonde Close
10.12 Extra Light Ash Iridescent Blonde (Dia Light) 10A Pastel Ash Blonde Close
10.13 Extra Light Ash Golden Blonde (Dia Light) 10A Pastel Ash Blonde Close
10.18 Extra Light Ash Mocha Blonde (Dia Light) 10A Pastel Ash Blonde Close
10.21 Extra Light Iridescent Ash Blonde (Dia Light) 10P Pastel Pearl Blonde Exact
10.22 Extra Light Iridescent Intense Blonde (Dia Light) 10P Pastel Pearl Blonde Close
10.23 Milkshake (Dia Light) 10P Pastel Pearl Blonde Close
10.24 Extra Light Iridescent Copper Blonde (Dia Light) 10P Pastel Pearl Blonde Close
10.32 Extra Light Golden Iridescent Blonde (Dia Light) 10GB Sahara Pastel Beige Blonde Close
10.82 Extra Light Mocha Iridescent Blonde (Dia Light) 10N Extra Light Blonde Approximate

Heads up: Dia Light / Dia Color is a demi color and Topchic is permanent. Coverage, longevity and the final result will differ: adjust the service, not just the shade.

How to read the match: Exact = same level and same reflect · Close = same level, same reflect family · Approximate = same level in natural, or adjacent level with the same reflect. Hover each badge for that row's reason.

Of the 90 Dia Light / Dia Color shades, 32 exact, 40 close and 18 approximate in this chart with Topchic. For example, Dia Light / Dia Color's 6 maps to Topchic's 6N. Natural reflects cross over best; other reflects ones need more adjustment.

Dia Light / Dia Color writes the reflect with a dot (7.1 = ash blonde); Topchic uses a letter after the level (7N = medium natural blonde). The level (1-10) stays the same; what changes when converting is how the reflect is written.

We answer your questions

Questions about Dia Light / Dia Color and Topchic

Common questions when converting between these brands

Of the 90 Dia Light / Dia Color shades, 32 have an exact equivalent in Topchic, 40 close and 18 approximate. The level (1-10) is universal; what varies is the reflect.

No. Equivalences are approximate because each brand uses different pigments, bases, and concentrations. The level (1-10) is universal, but the reflect result may vary. We always recommend doing a strand test when switching brands.

Yes. Inside Blendsor you'll find it in Learn → Brand converter and in the chat attach button (+). There the equivalent comes with its confidence level and a warning if the product type changes, and you can send it to the advisor to fine-tune it for your client's base, grays and porosity. Download the app.

It's not recommended. Each brand formulates its products with specific chemistry (pH, alkalizing agent, pigment system). Mixing brands can create unpredictable reactions and unwanted results. Always use color and developer from the same brand.

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