Monday 08 December 2025
Monday 08 December 2025
Find all the information on the color reference 4H5 Giallo Prototipo for Alfa Romeo cars. This shade, which was introduced on Alfa Romeo cars in 1950 - 2016, requires a light grey undercoat and is used on bodywork. Its dominant colour is yellow.
The opaque appearance of the pastel Alfa Romeo colour allows it to be finished with a direct gloss finish or as a clear coat base.
Overview of Alfa Romeo 4H5 Giallo Prototipo colour
List of the main characteristics of the Alfa Romeo 4H5 Giallo Prototipo paint code reference.
| Colour | 4H5 |
| Description | Giallo Prototipo |
| Years | 1950 - 2016 |
| Manufacturer | Alfa Romeo All Alfa Romeo paints |
| Main color group | Yellow |
| Recommended undercoat | Light Grey |
| Support type | Bodywork |
| Color type | Pastel |
The colour of the Alfa Romeo shade, in addition to the 4H5 code, exists under several other codes, or at other car manufacturers:
4H5 | 509A |
Nuancier Peinture 
Carta Colores Pintura 
Pintura Automóvel 