Michael Harding Burnt Umber - A version of Burnt Umber which has heavier and more red-brown undertones than the raw umber variant. This is the color in its presentation of the last two centuries, invaluable for underpainting and showing a range of sandy pinks in hues.
| Color Index | PBr6 |
| Drying Speed | Very Fast |
| Transparency | Semi-Transparent |
| Lightfastness | Excellent |
| Oil Content | Average |
| Tint Power | Average |
| Toxicity | Non-Toxic |
| ASTM D-4236 | ✓ |