dropdownColors

fun dropdownColors(contentColor: Color = COUITheme.colorScheme.onSurfaceContainer, summaryColor: Color = COUITheme.colorScheme.onSurfaceSecondary, containerColor: Color = Color.Transparent, selectedContentColor: Color = COUITheme.colorScheme.primary, selectedSummaryColor: Color = COUITheme.colorScheme.onSurfaceSecondary, selectedContainerColor: Color = Color.Transparent, selectedIndicatorColor: Color = COUITheme.colorScheme.primary, disabledContentColor: Color = COUITheme.colorScheme.disabledOnSecondaryVariant, alertContentColor: Color = COUITheme.colorScheme.error, headerColor: Color = COUITheme.colorScheme.onSurfaceSecondary): DropdownColors

Default popup row colors, matching COUI coui_popup_list_window_item_tint_selector (default couiColorLabelPrimary, selected couiColorLabelTheme, disabled couiColorLabelTertiary). Summaries always use couiColorLabelSecondary, and row containers stay transparent — the popup surface provides the fill.