#E4EFFD is a pale, temperate off-white. On the Color Lab it reads clean and engineered, restrained and easy to live with. It holds up as a large surface and is too pale to lead as a primary accent.
Not just a swatch — here's how #E4EFFD works with other colors. Named schemes with #E4EFFD in its natural role, and a note on why the supporting colors balance it.
Cool White keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Cool White opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Cool White sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.
Cool White is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Cool White.
Cool White is the single accent in this high-contrast editorial system — set on near-white paper against near-black ink, with a warm grey and a desaturated tint of Cool White carrying the quiet middle.
How #E4EFFD actually behaves in design work — read from its OKLCH lightness, chroma and hue, not just its raw numbers. Ten signals to help you decide where this color earns its place.
Not a swatch to memorise — a color to build with. Here is #E4EFFD at work across the surfaces designers actually ship.
:root {
--color-base: #E4EFFD;
--color-base-rgb: 228 239 253;
--color-base-oklch: oklch(94.8% 0.022 254.4);
--color-50: #F0F6FE;
--color-100: #D8E8FD;
--color-200: #B3D2F9;
--color-300: #80B0EF;
--color-400: #5290E0;
--color-500: #2F70C6;
--color-600: #2B5A96;
--color-700: #25436A;
--color-800: #1C2E45;
--color-900: #131D2A;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
cool-white: {
50: '#F0F6FE',
100: '#D8E8FD',
200: '#B3D2F9',
300: '#80B0EF',
400: '#5290E0',
500: '#2F70C6',
600: '#2B5A96',
700: '#25436A',
800: '#1C2E45',
900: '#131D2A',
},
}
$base: #E4EFFD; $base-ink: #141310; $base-50: #F0F6FE; $base-100: #D8E8FD; $base-200: #B3D2F9; $base-300: #80B0EF; $base-400: #5290E0; $base-500: #2F70C6; $base-600: #2B5A96; $base-700: #25436A; $base-800: #1C2E45; $base-900: #131D2A; $base-hover: #89B9F6; $base-subtle: #F7FAFD;
{
"color": {
"base": {
"value": "#E4EFFD",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F0F6FE",
"type": "color"
},
"100": {
"value": "#D8E8FD",
"type": "color"
},
"200": {
"value": "#B3D2F9",
"type": "color"
},
"300": {
"value": "#80B0EF",
"type": "color"
},
"400": {
"value": "#5290E0",
"type": "color"
},
"500": {
"value": "#2F70C6",
"type": "color"
},
"600": {
"value": "#2B5A96",
"type": "color"
},
"700": {
"value": "#25436A",
"type": "color"
},
"800": {
"value": "#1C2E45",
"type": "color"
},
"900": {
"value": "#131D2A",
"type": "color"
}
}
}
}