Get the contrast ratio and WCAG score between common CSS color types.

Color sample component for the Municipality of Utrecht based on the NL Design System architecture

Determines the best contrast color to use. Give it a background color and it returns a foreground color (black or white by default but customizable).

A utility library for calculating luminance, contrast ratio, and appropriate contrast colors to ensure web accessibility.

Typescript port of an accurate python Hijri-Gregorian dates converter based on the Umm al-Qura calendar: https://github.com/mhalshehri/hijri-converter

Dark mode plus 14 more accessible themes (high contrast, color-vision deficiency, anti-glare), generated from your light theme at Sass compile time. Framework-agnostic — the output is plain CSS custom properties. WCAG contrast enforced mechanically, acces

High-accuracy lunar crescent visibility and moon sighting calculations using JPL DE442S ephemerides. Implements Yallop and Odeh criteria for Islamic crescent sighting workflows.

A tiny JavaScript library for calculating sun/moon positions and phases.

Return the prototype of a provided object.

performance-sensitive wcag contrast ratio calculation between two colors

function for moon bot

GitHub Flavored Markdown CSS bundles

A collection of functions for manipulating CSS colors, inspired by SASS.

Return an unsigned 32-bit integer corresponding to the more significant 32 bits of a double-precision floating-point number.

Formats data into a string table.

High word mask for the exponent of a double-precision floating-point number.

Set the more significant 32 bits of a double-precision floating-point number.

Dial knob UI component for the web, based on pure HTML/SVG tags.

High word mask for excluding the sign bit of a double-precision floating-point number.

High word mask for the sign bit of a double-precision floating-point number.