See how a color or a whole palette looks to people with protanopia, deuteranopia, tritanopia and achromatopsia. Uses proper LMS color-space math — sRGB is de-gamma'd to linear light, transformed, then re-encoded. Everything runs entirely in your browser; nothing is uploaded.
Type a hex code like #ff8800 (3 or 6 digits) or pick with the swatch.
Up to 16 colors, separated by commas, spaces or new lines. e.g. #e63946, #457b9d, #1d3557
Each row shows the original color next to how it appears under each type of color-vision deficiency.