#E7F3F9 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 #E7F3F9 works with other colors. Named schemes with #E7F3F9 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 #E7F3F9 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 #E7F3F9 at work across the surfaces designers actually ship.
:root {
--color-base: #E7F3F9;
--color-base-rgb: 231 243 249;
--color-base-oklch: oklch(95.7% 0.015 229.0);
--color-50: #F2F9FC;
--color-100: #DEEFF8;
--color-200: #BEDEEF;
--color-300: #91C5DE;
--color-400: #67AACB;
--color-500: #468CAF;
--color-600: #3C6D86;
--color-700: #2F4F60;
--color-800: #22353F;
--color-900: #162127;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
cool-white: {
50: '#F2F9FC',
100: '#DEEFF8',
200: '#BEDEEF',
300: '#91C5DE',
400: '#67AACB',
500: '#468CAF',
600: '#3C6D86',
700: '#2F4F60',
800: '#22353F',
900: '#162127',
},
}
$base: #E7F3F9; $base-ink: #141310; $base-50: #F2F9FC; $base-100: #DEEFF8; $base-200: #BEDEEF; $base-300: #91C5DE; $base-400: #67AACB; $base-500: #468CAF; $base-600: #3C6D86; $base-700: #2F4F60; $base-800: #22353F; $base-900: #162127; $base-hover: #9ACCE6; $base-subtle: #F8FBFD;
{
"color": {
"base": {
"value": "#E7F3F9",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F2F9FC",
"type": "color"
},
"100": {
"value": "#DEEFF8",
"type": "color"
},
"200": {
"value": "#BEDEEF",
"type": "color"
},
"300": {
"value": "#91C5DE",
"type": "color"
},
"400": {
"value": "#67AACB",
"type": "color"
},
"500": {
"value": "#468CAF",
"type": "color"
},
"600": {
"value": "#3C6D86",
"type": "color"
},
"700": {
"value": "#2F4F60",
"type": "color"
},
"800": {
"value": "#22353F",
"type": "color"
},
"900": {
"value": "#162127",
"type": "color"
}
}
}
}