CO
🎨 Design
contrasto
WCAG contrast & color accessibility
contrasto is a free, no-sign-up online design tool: wcag contrast & color accessibility. Everything is computed right in your browser — no data is sent to a server, your information stays private. Fast, ad-free, works on mobile and desktop. Keywords: contraste, wcag, accessibilité, couleur, a11y.
FAQ
Is contrasto free?
Yes. contrasto is completely free with no sign-up — wcag contrast & color accessibility. No hidden costs, no credit card.
Is my data sent to a server?
No. contrasto runs 100% in your browser — everything is computed locally, nothing is transmitted or stored. Your data stays private.
Do I need to register or install anything?
No. Open contrasto and start right away — no account, no install. Works on mobile and desktop.