Design Tools

Aspect Ratio CalculatorCalculate the aspect ratio (16:9, 4:3...) from the width and height. For video, images and screens. Free. Border Radius GeneratorGenerates border-radius and border-radius with 8 values. Visual and code ready to copy. Free. Box Shadow CSS GeneratorGenerate CSS shadows (box-shadow) with visual control. Copy the code. Free online. Business Card GeneratorDesign a simple business card. Name, telephone, email. Download PDF. Free. Color Contrast Checker (WCAG)Check the contrast ratio between two colors and whether it complies with WCAG AA and AAA for accessibility. Fr… Color ConverterConverts between HEX, RGB, HSL and color names. Visual selector. For designers. Free online. Color Palette GeneratorGenerate random color palettes and copy HEX codes with one click. For web design and branding. Free. Compress Image OnlineCompress JPG and PNG images. Reduces weight while maintaining quality. Free and in the browser. Convert to WEBPConvert images to WEBP, JPG or PNG online and for free. Reduce the weight of your web images without losing qu… CSS Gradient GeneratorCreate CSS gradients for your website. Linear and radial. Copy the code. Free for designers. CSS Shadow Generator (box-shadow)Create CSS box-shadows with real-time preview and copy the code. For designers and developers. Free. Favicon GeneratorCreate favicons for your website from an image. Multiple sizes. Download .ico. Free online. Pixels to CM ConverterConvert pixels to centimeters based on DPI/DPI. For design and printing. Free online. Placeholder Image GeneratorGenerate placeholder images by size and color. For layout. Free online. px to rem converterConverts pixels (px) to rem based on base font size. For responsive CSS. Free online. Random Color GeneratorGenerates random hex colors. Palettes and ideas for design. Free online. Resize ImageCambia el tamaño de una imagen. Width and height in pixels. Free online.