Calculators

Quick calculations for common tasks. — 0 tools available.

Calculator tools handle the everyday arithmetic and logic that developers, designers, and knowledge workers encounter repeatedly. Color contrast ratio calculators help ensure accessibility compliance. Percentage calculators handle discount, margin, and tax computations. Unit converters translate between metric, imperial, and digital units instantly. Rather than reaching for a spreadsheet or writing a quick script, these focused calculators give you an immediate answer in your browser with no setup required.