Simulate 8 color vision deficiencies (CVD) and test palette accessibility.
Execution runs 100% locally inside the browser sandbox using HTML5 Canvas, Web Cryptography Subtle API, and Web Workers. Zero egress.
Zero network latency. Operates completely offline with zero dependencies on third-party backend servers or cloud services.
Built according to official RFC specifications, cryptographic test vectors, and enterprise-grade data transformation standards.
Pick your brand primary, accent, warning, and danger colors.
View real-time transformations across normal vision, red-blind, green-blind, and monochromacy.
Click any simulated color swatch to copy its hex code.
The simulator implements established linear transformation matrices developed by Brettel and Machado for RGB color spaces.
Zero-egress companion tools in the Color & Palette suite
Generate lightweight CSS linear-gradient checkerboard grids for transparent canvas backgrounds.
Generate high-contrast, low-tension palettes (Base, +150°, +210°) on the 360° color wheel.
Generate modern iOS / macOS frosted glass cards with translucent borders and backdrop blurs.
Generate vibrant 4-color palettes spaced evenly at 90° angles around the color wheel.
