Smart shadcn/ui theme generator

What it does

uithemes.app is a smart shadcn/ui theme generator powered by the color-scale engine behind uicolors.app. Create beautiful, accessible themes in seconds using Tailwind palettes and custom palettes based on a single color. No tweaking dozens of variables. Just pick a color, tweak, randomize, preview, export, and share. Minimum effort, high-quality results.

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  Hey, I built https://ShadcnThemer.com - a web app for creating and sharing themes for shadcn/ui, made with my some of my favorites, Next.js 15, Tailwind CSS 4, Drizzle ORM, and Supabase. The goal was to make it easy to visually design shadcn color themes, preview them live across various example UIs, and export them straight into your projects (as CSS or via the shadcn CLI registry command). I had a bit of experience going into this because I built the Theme Studio for VS Code in the past, but it was fun using a modern stack and leveraging Cursor to help me along the way this…

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