Color | Main elements | Technical photography observations | Result | |||||
---|---|---|---|---|---|---|---|---|
VIS | UVR | IR | UVL | UVFC | IRFC | |||
Black ink | C | Black | Dark | Dark | None | Black | Black | Carbon black |
Orange | Pb | Orange | Dark | Bright | None | Dark red | Yellow | Red lead |
Orange/red | Pb + Hg | Orange /red | Dark | Bright | None | Red-brown | Yellow-orange | Red lead + Vermilion |
Red | P | Red | Dark | Bright | Dark red | Green–Blue | Orange | Cochinal dye |
Blue | Pb | Blue | Dark | Bright | None | Blue | Red | Indigo + lead white and calcite |
Golden I | Au | Golden | Dark | Bright | Gray | Purple | Brown | Gold |
Golden II | Cu, Zn | Golden | Darker | Dark | Black | Brown | Brown | Brass/copper carboxylate |