#DEEDF3 is a light neutral with only a whisper of temperate cast. 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 #DEEDF3 works with other colors. Named schemes with #DEEDF3 in its natural role, and a note on why the supporting colors balance it.
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 opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
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 keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
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 #DEEDF3 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 #DEEDF3 at work across the surfaces designers actually ship.
:root {
--color-base: #DEEDF3;
--color-base-rgb: 222 237 243;
--color-base-oklch: oklch(93.7% 0.018 223.6);
--color-50: #F3F9FB;
--color-100: #E0EFF5;
--color-200: #C3DEE9;
--color-300: #99C5D6;
--color-400: #72AAC0;
--color-500: #518CA4;
--color-600: #446E7E;
--color-700: #34505A;
--color-800: #25353C;
--color-900: #182125;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
cool-white: {
50: '#F3F9FB',
100: '#E0EFF5',
200: '#C3DEE9',
300: '#99C5D6',
400: '#72AAC0',
500: '#518CA4',
600: '#446E7E',
700: '#34505A',
800: '#25353C',
900: '#182125',
},
}
$base: #DEEDF3; $base-ink: #141310; $base-50: #F3F9FB; $base-100: #E0EFF5; $base-200: #C3DEE9; $base-300: #99C5D6; $base-400: #72AAC0; $base-500: #518CA4; $base-600: #446E7E; $base-700: #34505A; $base-800: #25353C; $base-900: #182125; $base-hover: #99C8DA; $base-subtle: #F6F9FB;
{
"color": {
"base": {
"value": "#DEEDF3",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F3F9FB",
"type": "color"
},
"100": {
"value": "#E0EFF5",
"type": "color"
},
"200": {
"value": "#C3DEE9",
"type": "color"
},
"300": {
"value": "#99C5D6",
"type": "color"
},
"400": {
"value": "#72AAC0",
"type": "color"
},
"500": {
"value": "#518CA4",
"type": "color"
},
"600": {
"value": "#446E7E",
"type": "color"
},
"700": {
"value": "#34505A",
"type": "color"
},
"800": {
"value": "#25353C",
"type": "color"
},
"900": {
"value": "#182125",
"type": "color"
}
}
}
}