Rose gold is available with a gold content of 33 to about 90%. Many rose gold alloys follow the following scheme
| Designation | Gold content | Silver content | Copper content |
|---|---|---|---|
| Rose gold 333 | 33.3 % | 21.7 % | 45.0 % |
| Rose gold 375 | 37.5 % | 20.0 % | 42.0 % |
| Rose gold 750 | 75.0 % | 9.0 % | 16.0 % |
Often also very hard alloys with aluminum are used, eg (Au 760, Cu 180, Al 60).
See also The color range of 18 carat gold