You really can't, because the two color books come from different places. About the best you can do is to set your RAL book next to your Pantone book and try to find a similar-enough color in the Pantone book.
There appears not to be readily accessible (on the internet) conversion formulas for converting from one system to another, you might have to get sample books and compare.
Looking at just a few samples I get RAL Effect 9006 to be somewhat similar to Pantone 8400
Metallic colors are notoriously difficult to match!
How can i convert Pantone 3305 and 3302 to Ral
It´s not so easy. After searching hours, now i take RAL 6001. I hope it could help you.
Pantone 877
Ral 3020
7021
The ral number of pantone 431c is RAL 7031. The color of pantone 431 C is a shade of grey.
blu pantone reflex blue c equivqlente ral
The RAL color 8025 is close to three Pantone colors. These colors are Pantone Solid Uncoated 4625 U, Pantone Metallic 8585 C, and Pantone Solid Coated 7532 C.
The RAL number of the Pantone color Reflex Blue C is thought to be 5002. There is no exact matching when converting RAL colors to Pantone colors, but this is the closest blue to it.
The equivalent of pantone 485C in RAL is the number 3028. The color of pantone 485C is a shade of red.
Pantone 215 c
The ral number of pantone 431c is RAL 7031. The color of pantone 431 C is a shade of grey.
Pantone 287 C is RAL 5010 (Gentian Blue)
blu pantone reflex blue c equivqlente ral
The RAL color 8025 is close to three Pantone colors. These colors are Pantone Solid Uncoated 4625 U, Pantone Metallic 8585 C, and Pantone Solid Coated 7532 C.
The RAL number of the Pantone color Reflex Blue C is thought to be 5002. There is no exact matching when converting RAL colors to Pantone colors, but this is the closest blue to it.
The equivalent of pantone 485C in RAL is the number 3028. The color of pantone 485C is a shade of red.
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You can use pantone website color system cross-referencing.
200 C
If you follow this link to the home site of Pantone - then you can convert all Pantone colours to each other.
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