Fallback Colour Register
From SpecNext Wiki
| Next Register Number | $4A |
|---|---|
| Readable | Yes |
| Writable | Yes |
| Short Description | 8-bit colour to be used when all layers contain transparent pixel. |
Colour format is RRRGGGBB, like NextReg:$41 uses.
Value is 0 (black colour) on reset.
This colour is also used for PAPER and BORDER when ULANext mode is enabled, and "full ink" (ink mask = 255) mode is selected.