Prisma Color Pro X is a free Chrome extension designed for advanced color engineering and accessibility auditing in design systems. Unlike traditional color pickers, it utilizes perceptual color spaces to ensure visual predictability and technical compliance. Key features include the ability to generate chromatic scales with linear luminosity, a controlled color mixer for precise variations, and accessibility audits that align with WCAG standards. Additionally, it offers a real-time vision simulator for various color blindness conditions and a PDF report generator for design specifications.

The extension integrates a global color picker that captures pixels from any location on the screen, using the EyeDropper API. It supports the export of design tokens for popular frameworks and native development environments. With a focus on user privacy, Prisma Color Pro X operates entirely offline, ensuring that no user data is collected or sent to external servers. Its lightweight design, optimized for performance, allows for quick loading and minimal memory usage, making it an efficient tool for designers.