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Measured entry

shadcn-scroll-area

scroll-effectunclassified

A client-side React wrapper around Radix UI Scroll Area that renders a viewport, vertical scrollbar, thumb, and corner. It ships as source code styled with Tailwind utilities and relies on the shadcn-style cn helper, backed by clsx and tailwind-merge.

Specimen
Harness screenshot of shadcn-scroll-area at 375 pixels wide
Harness screenshot at 375 pixels wide. No horizontal overflow recorded.
Harness screenshot of shadcn-scroll-area at 768 pixels wide
Harness screenshot at 768 pixels wide. No horizontal overflow recorded.
Harness screenshot of shadcn-scroll-area at 1440 pixels wide
Harness screenshot at 1440 pixels wide. No horizontal overflow recorded.

Measured

Every value below was written by the harness on the run that produced the frames above. None of it is derived from the prose.

Harness measurements recorded for shadcn-scroll-area
BuildOK
MountOK
Console errors0
Uncaught page errors0
Horizontal overflowclean at 375, 768, 1440
Axe critical0
Axe serious1
Axe moderate0
Axe minor0
Gzip marginal36.7 KB (102.2 KB build, 65.5 KB baseline)
Bare modeOK
Provider requiredNO
Demo usedwritten from the component source API

Verdict

It builds, mounts, and stays contained across the tested layouts, so the implementation is usable. The serious caveat is keyboard access: the tested scrollable viewport is not focusable. Add and verify focus behavior before shipping it in an accessible interface.

Use it if

  • You want a source-owned Radix scroll area that matches an existing shadcn and Tailwind interface.
  • You need a constrained list or panel with a styled vertical scrollbar across supported browsers.
  • Your team is comfortable patching the viewport to make keyboard scrolling explicit.

Skip it if

  • Native overflow scrolling already meets the design, since this adds Radix and utility-helper dependencies.
  • You require a scrollable region to pass keyboard-access checks without modifying the component.
  • You need horizontal scrolling from the wrapper as shipped, because it renders only the vertical scrollbar.

Install

Installation record for shadcn-scroll-area
Declared dependenciesradix-ui, clsx, tailwind-merge
Missing on installnone
Bare installbuilds and mounts without the shadcn-style helpers
Providerno provider required in the harness

In a non-shadcn project, add Radix UI, Tailwind CSS, and a cn utility using clsx with tailwind-merge. Map the border and ring theme tokens used by the classes, keep the file client-rendered where required, and update the viewport so keyboard users can focus and scroll it.

Source and credit

This page is a review, not a copy. The component source lives with its author and this site does not republish it. Read the license before you use anything.

Author repository

github.com/shadcn-ui/ui
License
MIT
Record published
2026-08-16

Alternatives

Other published entries for the scroll-effect pattern, ordered by what they measured: mounts first, then clean axe scans, then bare-mode passes, then the smaller bundle.