Tech & Hardware
Stark monochrome, one iconic blue accent.
Select any value to copy it.
Dark-mode backgrounds: UIKit's systemBackground is pure black in dark mode (elevated surfaces use #1C1C1E).
Light-mode backgrounds: UIKit's systemBackground is pure white in light mode.
systemBlue, default (light) value in Apple's Human Interface Guidelines since the June 2025 system-color update.
systemBlue (light) before the June 2025 update; still the value in references such as Flutter's CupertinoColors.
systemBlue, default (dark) value in the same guidelines.
Each color as text on white and on black. AA means body text passes. Select a ratio to open the pair in the contrast checker.
This palette pairs black and white with System Blue, one of twelve system colors in Apple's Human Interface Guidelines: #0088FF in light mode (#0091FF in dark mode) since Apple's June 2025 system-color update, #007AFF before it. The guidelines let each app choose its own accent color, and on macOS people can swap an app's accent for their own choice in System Settings.
Every token name carries the brand, so two brands can share one stylesheet.
:root {
--apple-black: #000000;
--apple-white: #ffffff;
--apple-system-blue: #0088ff;
--apple-classic-system-blue: #007aff;
--apple-system-blue-dark: #0091ff;
}@theme {
--color-apple-black: #000000;
--color-apple-white: #ffffff;
--color-apple-system-blue: #0088ff;
--color-apple-classic-system-blue: #007aff;
--color-apple-system-blue-dark: #0091ff;
}module.exports = {
theme: {
extend: {
colors: {
"apple-black": "#000000",
"apple-white": "#ffffff",
"apple-system-blue": "#0088ff",
"apple-classic-system-blue": "#007aff",
"apple-system-blue-dark": "#0091ff",
},
},
},
};Source: https://developer.apple.com/design/human-interface-guidelines/color · As of 2026-10-07 · This page is an unofficial reference. Color values are factual sRGB hex codes and not subject to copyright; the Apple name and any associated marks belong to their owner. Request removal via support.
Three primaries and a green on white — Google's playful four-color sequence.
Microsoft
Four product squares, four pillars of the Microsoft universe.
Anthropic
Off-white on warm cream — the color of a research lab that values craft over flash.
OpenAI
Off-white, charcoal, and a green from ChatGPT's 2023 interface.