Design & Color
Colour conversion, palettes, gradients, shadows and accessibility checks. All 8 of them run in your browser — nothing is uploaded.
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HEX, RGB, HSL, HWB, LAB and OKLCH in one view.
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Build a gradient visually and copy the CSS.
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Harmonies, scales and export in every format.
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Layered shadows with a live preview.
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WCAG 2 ratios and APCA, with fixes suggested.
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Rounded corners, including the organic blob shapes.
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Fluid typography that scales between two viewports.
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See a design as 8% of men do.
Other categories
- PDF Tools — Merge, split, compress, sign and convert PDF files without uploading a single page.
- Image Tools — Compress, resize, crop and convert photos with Canvas — the fastest tools on the site.
- Calculators — Percentages, loans, dates, mortgages and statistics, with the formula always shown.
- Health & Body — Body measures, energy needs, cycles and sleep — every formula named, and none of it sent anywhere.
- Converters — Units, temperature, time zones, data sizes and number systems.
- Text Tools — Count, compare, clean, transform and read text aloud.
- Developer Tools — JSON, Base64, hashes, regex, JWT and the rest of the daily toolkit.
- Generators & Security — QR codes, passwords, UUIDs, signatures, invoices and random pickers.
- Utilities & Media — Timers, recorders, device tests and archive tools that use your hardware directly.
- Office & Productivity — Spreadsheets, CSVs, timesheets, labels and the small jobs that eat an office afternoon.