| Graphical symbols — Safety colours and safety signs | |
 Example safety sign designed according to ISO 3864-1 | |
| Abbreviation | ISO 3864 |
|---|---|
| Year started | March 1984 |
| First published | March 1984 |
| Latest version | 2 2011 |
| Organization | International Organization for Standardization |
| Committee | ISO/TC 145/SC 2 Safety identification, signs, shapes, symbols and colours |
| Domain | Safety signage design |
| Website | www |
ISO 3864 specifies international standards for safety signs and markings in workplaces and public facilities. These labels are graphical, to overcome language barriers.[1] The standard is split into four parts.