Leonardo
6.0#16 in color palette generatorsFree planFree planWebAPI
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Leonardo suits designers and engineers building color scales for user interfaces, as well as people preparing data visualizations. Developers can use its package, outputs, and API-facing tools in their workflows.
It suits designers and other color-focused creatives who want to develop palettes from a concept and carry them into design work. The Basic tier may suit users who can work within a 10-palette limit.