Written and maintained by CASRAI Editorial Board
Last updated
General product and use information only. This page is not clinical or medical advice and does not describe any clinical procedure.
Short answer
A VITA shade guide is a set of standardized tooth-coloured samples used to name a tooth shade so that a clinic and a dental laboratory can communicate it. VITA, the manufacturer, offers two systems: the VITA classical A1-D4 scale, grouped into four colour families, and the VITA SYSTEM 3D-MASTER, which describes a shade by lightness, chroma and hue.
Definition and scope
VITA Zahnfabrik states that colours can be defined by three characteristics: lightness, colour intensity (chroma) and hue. VITA builds both of its shade systems on this three-part description. A shade guide is therefore a reference scale: you hold the physical samples next to a tooth and read off the code printed on the closest sample.
This page covers the two VITA systems, which is what the search terms VITA shade guide and tooth shade guide usually point to. Composite resin products are labelled with shade names chosen by each composite manufacturer. This page does not map those names to VITA codes, and a composite shade name should not be assumed to equal a VITA code unless that manufacturer’s own documentation says so. For the broader research context, see what dental research covers.
How a shade guide is used in practice
VITA describes the classical A1-D4 scale as a tool for reliably determining tooth colour, with standardized colour samples and reference samples that allow a simple check of how well a restoration matches the chosen shade. For the 3D-MASTER system, VITA describes a quick determination in three steps that follow the three dimensions of colour space. VITA’s pages give no step-by-step list for it, so none is reproduced here.
Handling conditions VITA lists for shade determination
- Light: determine the shade, if possible, under a standardized daylight lamp.
- Surroundings: keep the environment colour-neutral. VITA says lipstick and cosmetics should be removed.
- Timing: choose quickly. When in doubt, trust the first decision, because the eye tires after roughly 5 to 7 seconds.
- Hygiene: disinfect the shade guide after every shade determination.
Types: VITA classical A1-D4 and VITA SYSTEM 3D-MASTER
VITA classical A1-D4
VITA says the classical system arranges its colour samples by hue and by empirical findings. VITA’s classical page lists the groups A1-A4, B1-B4, C1-C4 and D2-D4, which is 15 shades; VITA’s background page speaks of 16 colour samples. The samples are grouped by hue family:
- A1 to A4: reddish-brownish
- B1 to B4: reddish-yellowish
- C1 to C4: grey tones
- D2 to D4: reddish-grey
VITA describes tooth colour determination with this scale as a single step.
VITA SYSTEM 3D-MASTER
The 3D-MASTER system is built on the three dimensions directly, and VITA says its 26 natural shades cover the natural tooth colour space systematically. Its codes combine the three dimensions:
- Lightness: five levels, from 1 (light) to 5 (dark). VITA states that this dimension has the greatest relevance for matching the right tooth colour.
- Chroma (colour intensity): from 1 (low intensity) to 3 (high intensity), with the intermediate values 1.5 and 2.5 also occurring.
- Hue: M is the middle hue, R is a redder hue and L a more yellowish one.
In addition to the 26 natural shades, the system includes three bleaching shades such as 0M1, 0M2 and 0M3. VITA also says intermediate shades can be reproduced.
Comparison, from VITA’s own descriptions
| Feature | VITA classical A1-D4 | VITA SYSTEM 3D-MASTER |
|---|---|---|
| Natural shades | 15 listed on VITA’s classical page (A1-A4, B1-B4, C1-C4, D2-D4); 16 colour samples per VITA’s background page | 26 |
| How samples are organised | Four hue families (A, B, C, D), arranged by hue and empirical findings | Systematic coverage of the natural colour space by lightness, chroma and hue |
| Determination | One step | Three steps, one per colour dimension |
Where it matters for labs, clinics and supply decisions
A shade guide is a small reusable instrument, so the handling items VITA lists are the ones that touch supply and workflow. VITA says to disinfect the guide after every shade determination; for surface products and contact times in general, see surface disinfectant selection. The lighting and colour-neutral surroundings VITA asks for are a room-level condition rather than a product feature; see laboratory lighting for how lighting is specified in laboratories generally. A dental office stocking list is covered in the dental office supply checklist.
Common misunderstandings
- “The D group runs D1 to D4.” VITA’s classical scale page lists the D group as D2 to D4.
- “Both systems are the same thing with different labels.” The classical scale groups samples into hue families, while 3D-MASTER codes lightness, chroma and hue separately.
- “Take as long as needed to be sure.” VITA advises quick decisions because the eye tires after about 5 to 7 seconds.
- “A composite shade name is a VITA code.” Composite manufacturers label their own materials; a match to a VITA code is only valid where that manufacturer states it.
FAQ
What is a VITA shade guide?
It is a set of standardized tooth-coloured samples from VITA Zahnfabrik, used to determine a tooth shade and to check how well a restoration matches it.
What does a tooth shade guide measure?
A shade guide compares a tooth against reference samples rather than measuring numerically. VITA’s systems are based on three colour characteristics: lightness, colour intensity (chroma) and hue.
How many shades are in the VITA classical A1-D4 guide?
VITA’s classical page lists 15 shades (A1-A4, B1-B4, C1-C4 and D2-D4), grouped into the A, B, C and D families. VITA’s background page speaks of 16 colour samples.
How many shades are in VITA 3D-MASTER?
VITA states 26 natural shades, plus three bleaching shades.
Do dental composite shade guides use VITA codes?
Composite shade names are set by each composite manufacturer. VITA’s own pages describe VITA shade systems only, so use the composite maker’s documentation to see how its shades relate to any other scale.
Sources
All sources are pages from VITA Zahnfabrik, the manufacturer. They are in German, and the figures and handling conditions above are given in English translation. Links checked 2026-10-30.
- VITA Zahnfabrik, VITA classical A1-D4 Farbskala
- VITA Zahnfabrik, VITA SYSTEM 3D-MASTER
- VITA Zahnfabrik, Hintergrundwissen (background knowledge)
- VITA Zahnfabrik, Zahnfarbbestimmung (tooth shade determination)
