| Function | Meaning |
|---|---|
| rgb(r,g,b) |
Converts Red, Green and Blue color components (where each should be between 0 and 255) into an integer color value suitable for writing to an image raster. |
| rgba(r,g,b,a) |
Converts Red, Green, Blue and Alpha color components (where each should be between 0 and 255) into an integer color value suitable for writing to an image raster. |