Free Tool · No Signup
Extract a color palette from any website or image, build harmonies from a single color, or start from 16 realistic theme combinations — then preview it on a live UI and export to CSS, SCSS, Tailwind or JSON.
Live Preview — Editorial Cream (Portfolio)
A realistic preview of your palette on a real layout — buttons, cards, text hierarchy and surfaces.
Export — use it in your project
:root {
/* Editorial Cream — uidrop.dev/theme-extractor */
--color-background: #fffbf4;
--color-surface: #ffffff;
--color-text: #222223;
--color-primary: #ff4d24;
--color-on-primary: #ffffff;
--color-accent: #1f3d2b;
}16 Realistic Theme Combinations — click any to preview
How It Works
Paste a website URL, drop an image, choose a base color — or start from a curated combination.
Your palette is applied to a live landing-page mock with WCAG contrast checks, so you see how it actually performs.
Copy the palette as CSS variables, SCSS, a Tailwind theme or JSON, plus ready-made AI design prompts.
Frequently Asked Questions
Paste any website URL into the extractor and click Extract Theme. The tool fetches the site's HTML and CSS files, parses every color value, clusters similar shades, and groups them into vibrant, neutral, dark and light palettes — along with detected fonts and CSS variables.
Yes. Switch to the From Image tab and upload any image (JPG, PNG, WebP). The tool analyses the pixels in your browser and builds a ready-to-use theme palette — nothing is uploaded to a server.
Use the Color Picker tab: choose a base color and the tool generates complementary, analogous, triadic and split-complementary harmonies plus a complete realistic theme (background, surface, text, primary, accent) that you can preview on a live UI mock.
The tool ships 16 hand-curated palettes used in real products — SaaS dashboards, e-commerce stores, portfolios, fintech, luxury brands and more. Each combination maps five roles (background, surface, text, primary, accent) and can be previewed on a live landing-page mock with WCAG contrast checks.
Yes. Every palette — extracted, generated or curated — can be exported as CSS custom properties, SCSS variables, a Tailwind config theme, or JSON, with one-click copy.
Completely free — no signup, no limits, no watermarks. It's part of UI Drop's free design tool suite alongside Color Lab.