#E0F3F6 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 #E0F3F6 works with other colors. Named schemes with #E0F3F6 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 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 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 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 #E0F3F6 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 #E0F3F6 at work across the surfaces designers actually ship.
:root {
--color-base: #E0F3F6;
--color-base-rgb: 224 243 246;
--color-base-oklch: oklch(95.1% 0.020 208.1);
--color-50: #F3FBFC;
--color-100: #DFF3F6;
--color-200: #C0E7ED;
--color-300: #94D2DB;
--color-400: #6BBAC7;
--color-500: #4A9EAB;
--color-600: #3F7A83;
--color-700: #31585E;
--color-800: #233A3E;
--color-900: #172426;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
cool-white: {
50: '#F3FBFC',
100: '#DFF3F6',
200: '#C0E7ED',
300: '#94D2DB',
400: '#6BBAC7',
500: '#4A9EAB',
600: '#3F7A83',
700: '#31585E',
800: '#233A3E',
900: '#172426',
},
}
$base: #E0F3F6; $base-ink: #141310; $base-50: #F3FBFC; $base-100: #DFF3F6; $base-200: #C0E7ED; $base-300: #94D2DB; $base-400: #6BBAC7; $base-500: #4A9EAB; $base-600: #3F7A83; $base-700: #31585E; $base-800: #233A3E; $base-900: #172426; $base-hover: #97D7E1; $base-subtle: #F6FBFB;
{
"color": {
"base": {
"value": "#E0F3F6",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F3FBFC",
"type": "color"
},
"100": {
"value": "#DFF3F6",
"type": "color"
},
"200": {
"value": "#C0E7ED",
"type": "color"
},
"300": {
"value": "#94D2DB",
"type": "color"
},
"400": {
"value": "#6BBAC7",
"type": "color"
},
"500": {
"value": "#4A9EAB",
"type": "color"
},
"600": {
"value": "#3F7A83",
"type": "color"
},
"700": {
"value": "#31585E",
"type": "color"
},
"800": {
"value": "#233A3E",
"type": "color"
},
"900": {
"value": "#172426",
"type": "color"
}
}
}
}