#ECEDFC 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 #ECEDFC works with other colors. Named schemes with #ECEDFC 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 #ECEDFC 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 #ECEDFC at work across the surfaces designers actually ship.
:root {
--color-base: #ECEDFC;
--color-base-rgb: 236 237 252;
--color-base-oklch: oklch(95.0% 0.020 283.0);
--color-50: #F1F2FD;
--color-100: #DBDDFA;
--color-200: #B9BCF4;
--color-300: #888FE7;
--color-400: #5D65D5;
--color-500: #3A43BB;
--color-600: #333A8E;
--color-700: #2A2E65;
--color-800: #1F2142;
--color-900: #151628;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
cool-white: {
50: '#F1F2FD',
100: '#DBDDFA',
200: '#B9BCF4',
300: '#888FE7',
400: '#5D65D5',
500: '#3A43BB',
600: '#333A8E',
700: '#2A2E65',
800: '#1F2142',
900: '#151628',
},
}
$base: #ECEDFC; $base-ink: #141310; $base-50: #F1F2FD; $base-100: #DBDDFA; $base-200: #B9BCF4; $base-300: #888FE7; $base-400: #5D65D5; $base-500: #3A43BB; $base-600: #333A8E; $base-700: #2A2E65; $base-800: #1F2142; $base-900: #151628; $base-hover: #999EEF; $base-subtle: #FAFAFE;
{
"color": {
"base": {
"value": "#ECEDFC",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F1F2FD",
"type": "color"
},
"100": {
"value": "#DBDDFA",
"type": "color"
},
"200": {
"value": "#B9BCF4",
"type": "color"
},
"300": {
"value": "#888FE7",
"type": "color"
},
"400": {
"value": "#5D65D5",
"type": "color"
},
"500": {
"value": "#3A43BB",
"type": "color"
},
"600": {
"value": "#333A8E",
"type": "color"
},
"700": {
"value": "#2A2E65",
"type": "color"
},
"800": {
"value": "#1F2142",
"type": "color"
},
"900": {
"value": "#151628",
"type": "color"
}
}
}
}