Attribute configuration for markup annotations (e.g. highlight).
Controls the highlight color and its opacity.
Optional
Markup color in HEX format (e.g. #1460F3).
#1460F3
Markup opacity. Valid range: 0–255.
Readonly
Read-only discriminator for runtime type checks.
Attribute configuration for markup annotations (e.g. highlight).
Controls the highlight color and its opacity.