| RAL name, english | Signal grey |
| RAL name, swedish | Signalgrå |
| RAL name, german | Signalgrau |
| RAL name, french | Gris de sécurité |
| RAL name, spanish | Gris señales |
| RAL name, italian | Grigio segnale |
| RAL name, dutch | Signaalgrijs |
| Nearest NCS Sample | NCS 4000-N |
| Exact NCS color | NCS 4001-R67B |
| NCS 4000-N |
| NCS 3502-R |
| NCS 3502-G |
| NCS 3500-N |