Type your color in the box in the left, it doesn't matter the format and how you space the values.
You can also try with a keyword.
You can link to this same page with the following url formats:
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RAL 7004 has a supplemental name to avoid confusion in case of transposed digits.
Signal grey (EN)
Gris de sécurité (FR)
Gris señales (ES)
Grigio segnale (IT)