Paste any color code to generate technical conversions and accessibility insight instantly.
HEX or RGB(r, g, b) are supported. Use the sliders to refine the current color further.
WCAG 2.1 compliance checks focused on text readability.
This preview shows the current foreground and background pairing. Aim for at least 4.5:1 for body text and 3:1 for large text.
Expert notes on color systems and digital accessibility standards.
HEX is a hexadecimal shorthand for RGB values and is widely used in web workflows. RGB represents the emitted light channels on digital screens directly, while HEX is simply a compact encoding of the same data.
The Web Content Accessibility Guidelines (WCAG) help ensure digital products remain readable and usable for people with visual impairments and other accessibility needs. Meeting them is both a design quality bar and, in many contexts, a compliance requirement.
Delta E measures the perceived visual difference between two colors. It is usually calculated in the CIELAB color space, which is designed to be more perceptually uniform. A Delta E around 1.0 is often the threshold where a trained eye begins to notice the difference.
We provide CMYK values as mathematical approximations derived from RGB input. For professional print production, always validate colors with calibrated ICC profiles and your print vendor, because real ink behavior differs significantly from light emitted on screens.