#B4E8DD is a soft, cool cyan. On the Color Lab it reads 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 #B4E8DD works with other colors. Named schemes with #B4E8DD in its natural role, and a note on why the supporting colors balance it.
Seafoam keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Seafoam 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.
Seafoam opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Seafoam 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 Seafoam carrying the quiet middle.
Seafoam is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Seafoam.
How #B4E8DD 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 #B4E8DD at work across the surfaces designers actually ship.
:root {
--color-base: #B4E8DD;
--color-base-rgb: 180 232 221;
--color-base-oklch: oklch(89.2% 0.055 180.6);
--color-50: #F3FCFA;
--color-100: #DFF6F1;
--color-200: #C1ECE2;
--color-300: #95DACB;
--color-400: #6DC5B2;
--color-500: #4CA995;
--color-600: #408274;
--color-700: #325D54;
--color-800: #243D38;
--color-900: #172623;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
seafoam: {
50: '#F3FCFA',
100: '#DFF6F1',
200: '#C1ECE2',
300: '#95DACB',
400: '#6DC5B2',
500: '#4CA995',
600: '#408274',
700: '#325D54',
800: '#243D38',
900: '#172623',
},
}
$base: #B4E8DD; $base-ink: #141310; $base-50: #F3FCFA; $base-100: #DFF6F1; $base-200: #C1ECE2; $base-300: #95DACB; $base-400: #6DC5B2; $base-500: #4CA995; $base-600: #408274; $base-700: #325D54; $base-800: #243D38; $base-900: #172623; $base-hover: #76D5C0; $base-subtle: #EBF6F4;
{
"color": {
"base": {
"value": "#B4E8DD",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F3FCFA",
"type": "color"
},
"100": {
"value": "#DFF6F1",
"type": "color"
},
"200": {
"value": "#C1ECE2",
"type": "color"
},
"300": {
"value": "#95DACB",
"type": "color"
},
"400": {
"value": "#6DC5B2",
"type": "color"
},
"500": {
"value": "#4CA995",
"type": "color"
},
"600": {
"value": "#408274",
"type": "color"
},
"700": {
"value": "#325D54",
"type": "color"
},
"800": {
"value": "#243D38",
"type": "color"
},
"900": {
"value": "#172623",
"type": "color"
}
}
}
}