Logo Lab: tools for checking and preparing a logo

Logo Lab

Choose a logo tool

Preview, check and export in your browser. Files you choose are not uploaded or stored by this site.

Before and After Logo ComparisonCompare three fictional logo redraws with a draggable, keyboard accessible slider. See what changed in shape, type and color.
Logo Mockup PreviewPreview your PNG or SVG logo on a drawn business card, sign or screen and download the composition as a PNG image.
Logo Palette ExtractorFind dominant colors in a PNG, SVG, JPEG or WebP image. Copy HEX, RGB or HSL values and export a palette as JSON, CSS or PNG.
Color Contrast CheckerCalculate the WCAG 2 contrast ratio for two solid colors and inspect AA and AAA results for normal and large text.
Logo Image Resize and ConvertResize a PNG, SVG, JPEG or WebP image to selected widths, convert to PNG or WebP and download individual files or a ZIP set.
Favicon GeneratorCreate PNG favicon sizes, an ICO file, an apple touch icon and the HTML link tags from a PNG or SVG logo.
Logo Shape and Text EditorSketch a simple mark with text and basic shapes in layers. Undo edits and export SVG or a larger PNG image.

Files you open in Logo Lab stay in your browser tab. They are not uploaded or stored by this site. Reloading closes the current work.

The tools do not use AI or automatically vectorize images. Check output previews and dimensions before using exported files.