Thursday 30 October 2025
Thursday 30 October 2025
Find all the information on the color reference 21C Air Blue Met. for Opel cars. This shade, which was introduced on Opel cars in 2004 - 2025, requires a medium grey undercoat and is used on bodywork. Its dominant colour is blue.
The metallic appearance of the metallic Opel colour allows it to be produced only as a varnish finish.
Overview of Opel 21C Air Blue Met. colour
List of the main characteristics of the Opel 21C Air Blue Met. paint code reference.
| Colour | 21C |
| Description | Air Blue Met. |
| Years | 2004 - 2025 |
| Manufacturer | Opel All Opel paints |
| Main color group | Blue |
| Recommended undercoat | Medium Grey |
| Support type | Bodywork |
| Color type | Metallic |
The colour of the Opel shade, in addition to the 21C code, exists under several other codes, or at other car manufacturers:
20P/04 | 21C | 4MU |
Nuancier Peinture 
Carta Colores Pintura 
Pintura Automóvel 