snapshot of https://github.com/shadcn-ui/ui.git (main, 2026-09-15; blobs > 131072B omitted)

apps/v4/hooks/use-meta-color.ts

@@ -0,0 +1,28 @@
+import * as React from "react"
+import { useTheme } from "next-themes"
+
+export const META_THEME_COLORS = {
+  light: "#ffffff",
+  dark: "#0a0a0a",
+}
+
+export function useMetaColor() {
+  const { resolvedTheme } = useTheme()
+
+  const metaColor = React.useMemo(() => {
+    return resolvedTheme !== "dark"
+      ? META_THEME_COLORS.light
+      : META_THEME_COLORS.dark
+  }, [resolvedTheme])
+
+  const setMetaColor = React.useCallback((color: string) => {
+    document
+      .querySelector('meta[name="theme-color"]')
+      ?.setAttribute("content", color)
+  }, [])
+
+  return {
+    metaColor,
+    setMetaColor,
+  }
+}