Classical Shade Guide is the globally recognized standard for dental tooth color matching, featuring 16 individual shade tabs organised across four color groups. Used in prosthodontics, cosmetic dentistry, and restorative workflows, it ensures consistent, reproducible shade communication between the dental chair and the laboratory.

Shade Groups & Tabs:

• Group A (Reddish-Brownish): A1, A2, A3, A3.5, A4
• Group B (Reddish-Yellowish): B1, B2, B3, B4
• Group C (Greyish): C1, C2, C3, C4
• Group D (Reddish-Greyish): D2, D3, D4

Key Features:

• 16 standardized shade tabs covering the full natural tooth colour spectrum
• Temperature-resistant acrylic components — durable for long-term clinical use
• Easy-to-clean surface — compatible with mild surface disinfectants and wipes
• Organised tab arrangement for fast, systematic shade selection
• Industry-standard reference — universally understood by dental labs worldwide

Shade Matching Guidelines:

• Hold guide at approximately 25–30 cm from the patient, arm at a natural angle
• Perform shade matching under natural daylight or standardized daylight conditions (5,500K)
• Ensure neutral-colored surroundings — avoid bright operator lighting during selection
• Ask patient to remove lipstick or strongly coloured cosmetics before matching
• Complete shade selection within the first 5–7 seconds to avoid eye fatigue
• Disinfect tabs after each patient use with mild surface disinfectant wipes

Indications:

• Shade selection for ceramic crowns, bridges, and veneers
• Composite resin shade matching for direct restorations
• Implant crown and denture tooth colour selection
• Shade communication with dental laboratories
• Bleaching baseline and outcome documentation

• ✓Giomer-based bulk-fill — no separate base layer needed
• ✓Fluoride-releasing and recharging for caries protection
• ✓Radiopaque — easily detectable on X-rays
• ✓Ideal for Class I and II cavities
• ✓4mm cure depth — saves chair time significantly
• ✓Low polymerization shrinkage — reduces sensitivity