Design Tools
2 free design utilities. No signup, no ads, instant results.
Colour Contrast Checker
Check your colour combinations against WCAG 2.1 accessibility guidelines for AA and AAA compliance. Ensures readable, accessible web design.
AI Color Palette Generator
Describe your brand or project in plain words and get a perfect 5-color palette with hex codes, CSS variables, Tailwind config and usage guidance.
Professional Utilities: Instant, Free, and Secure
ToolStack was built to eliminate the friction from everyday digital workflows. We provide a comprehensive suite of professional utilities designed to save you time, reduce errors, and improve the quality of your output. We firmly believe that essential tools should be freely accessible, which is why we never hide features behind paywalls or demand account registrations.
Every tool in this category has been rigorously engineered to prioritize speed and privacy. Where possible, logic is executed entirely on your local device—meaning your data remains yours. For our AI-assisted features, we utilize enterprise-grade APIs to ensure maximum accuracy and reliability. Explore the tools above to streamline your daily tasks.