BMW Portimao Blue C31: Paint Code & Touch Up Paint Guide

BMW Portimao Blue Metallic is a vivid modern blue commonly associated with paint code C31. Its metallic effect gives the colour strong depth in sunlight, so correct code identification and careful application are important when repairing chips and scratches.

What is BMW paint code C31?

C31 is widely used for Portimao Blue Metallic. Similar BMW blues can look close in photographs, so always verify the vehicle-specific code.

Is Portimao Blue metallic?

Yes. The metallic effect changes with light and panel angle. A touch-in may appear darker or lighter while wet, and aerosol technique can affect metallic orientation on larger areas.

Which BMW models use Portimao Blue?

Portimao Blue has appeared on a range of modern BMW and M Sport models. Availability varies by year, market and trim, so do not identify it from model alone.

Best product for C31 damage

How to repair Portimao Blue chips

1. Clean and dry the panel.
2. Degrease the chip.
3. Prime bare substrate if needed.
4. Mix C31 thoroughly.
5. Build thin colour layers.
6. Finish with clear lacquer where specified.

Use our stone chip repair guide for the detailed method.

Does C31 need lacquer?

Modern metallic basecoat systems are commonly finished with clear coat. Follow the instructions for the exact system supplied and see our clear lacquer guide.

Portimao Blue FAQs

Is C31 Portimao Blue?

C31 is widely associated with BMW Portimao Blue Metallic.

Can I repair a chip myself?

Yes. Small chips are well suited to a precision pen or brush when prepared properly.

Should I test first?

Yes. Always test colour before applying it to the most visible area.

Find BMW Portimao Blue touch up paint

Find your BMW paint by registration and read our BMW touch up paint guide.