#E4F6F7 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 #E4F6F7 works with other colors. Named schemes with #E4F6F7 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 #E4F6F7 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 #E4F6F7 at work across the surfaces designers actually ship.
:root {
--color-base: #E4F6F7;
--color-base-rgb: 228 246 247;
--color-base-oklch: oklch(96.0% 0.019 200.9);
--color-50: #F3FBFC;
--color-100: #DFF5F6;
--color-200: #C0EAEC;
--color-300: #95D7DA;
--color-400: #6CC1C6;
--color-500: #4BA5AA;
--color-600: #3F7F83;
--color-700: #325B5D;
--color-800: #233C3D;
--color-900: #172526;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
cool-white: {
50: '#F3FBFC',
100: '#DFF5F6',
200: '#C0EAEC',
300: '#95D7DA',
400: '#6CC1C6',
500: '#4BA5AA',
600: '#3F7F83',
700: '#325B5D',
800: '#233C3D',
900: '#172526',
},
}
$base: #E4F6F7; $base-ink: #141310; $base-50: #F3FBFC; $base-100: #DFF5F6; $base-200: #C0EAEC; $base-300: #95D7DA; $base-400: #6CC1C6; $base-500: #4BA5AA; $base-600: #3F7F83; $base-700: #325B5D; $base-800: #233C3D; $base-900: #172526; $base-hover: #9ADDE1; $base-subtle: #F7FCFC;
{
"color": {
"base": {
"value": "#E4F6F7",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F3FBFC",
"type": "color"
},
"100": {
"value": "#DFF5F6",
"type": "color"
},
"200": {
"value": "#C0EAEC",
"type": "color"
},
"300": {
"value": "#95D7DA",
"type": "color"
},
"400": {
"value": "#6CC1C6",
"type": "color"
},
"500": {
"value": "#4BA5AA",
"type": "color"
},
"600": {
"value": "#3F7F83",
"type": "color"
},
"700": {
"value": "#325B5D",
"type": "color"
},
"800": {
"value": "#233C3D",
"type": "color"
},
"900": {
"value": "#172526",
"type": "color"
}
}
}
}