4 posts
A color tool for accessible schemes

Leonardo is an open source project from Adobe that helps you pick accessible colors. There’s a JavaScript API along with a browser tool that lets you select colors interactively. Color is a common encoding to visualize data. It can be used directly in choropleth maps or heatmaps, indirectly as a redundant encoding, it can be decorative, and it can be used for all the things in between. However, a color...

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