API Reference > imodeljs-common > Symbology > SubCategoryAppearance > SubCategoryAppearance.Props > transpFill transpFill transpFill: undefined | number see SubCategoryAppearance.fillTransparency. Defaults to SubCategoryAppearance.transparency. Defined in core/common/src/SubCategoryAppearance.ts Line 177 Last Updated: 11 June, 2024