Images and design

Check the WCAG 2.2 text contrast of two colors.

Convert HEX, RGB and HSL colors and preview the result.

Resize and convert images to PNG, JPEG or WebP without uploading.

Create a QR code for text or a URL without uploading.

Add watermarks and captions, create grayscale or pixel images, split nine-grid tiles, and export ASCII art locally.

Compress PNG, JPEG and WebP images locally with quality, dimension and optional file-size targets.

Create multi-size ICO icons, PNGs and icon ZIPs locally with favicon and common app size presets.

Generate local PNG and SVG placeholder images with custom dimensions, text and colors.

Generate CODE128, EAN13, EAN8, UPC and CODE39 barcodes locally as SVG or PNG.

Convert PNG, JPEG and WebP files to base64 data URLs and restore validated raster images locally.