#9BECE2 is a soft, cool cyan. It holds up as a large surface and is too pale to lead as a primary accent.
Not just a swatch — here's how #9BECE2 works with other colors. Named schemes with #9BECE2 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 #9BECE2 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 #9BECE2 at work across the surfaces designers actually ship.
:root {
--color-base: #9BECE2;
--color-base-rgb: 155 236 226;
--color-base-oklch: oklch(88.8% 0.081 186.0);
--color-50: #F2FDFC;
--color-100: #DCF9F6;
--color-200: #BBF2EB;
--color-300: #8CE3D9;
--color-400: #61D1C4;
--color-500: #3FB6A8;
--color-600: #378B81;
--color-700: #2C635C;
--color-800: #20413D;
--color-900: #152826;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
seafoam: {
50: '#F2FDFC',
100: '#DCF9F6',
200: '#BBF2EB',
300: '#8CE3D9',
400: '#61D1C4',
500: '#3FB6A8',
600: '#378B81',
700: '#2C635C',
800: '#20413D',
900: '#152826',
},
}
$base: #9BECE2; $base-ink: #141310; $base-50: #F2FDFC; $base-100: #DCF9F6; $base-200: #BBF2EB; $base-300: #8CE3D9; $base-400: #61D1C4; $base-500: #3FB6A8; $base-600: #378B81; $base-700: #2C635C; $base-800: #20413D; $base-900: #152826; $base-hover: #5AE0D0; $base-subtle: #E4F6F4;
{
"color": {
"base": {
"value": "#9BECE2",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F2FDFC",
"type": "color"
},
"100": {
"value": "#DCF9F6",
"type": "color"
},
"200": {
"value": "#BBF2EB",
"type": "color"
},
"300": {
"value": "#8CE3D9",
"type": "color"
},
"400": {
"value": "#61D1C4",
"type": "color"
},
"500": {
"value": "#3FB6A8",
"type": "color"
},
"600": {
"value": "#378B81",
"type": "color"
},
"700": {
"value": "#2C635C",
"type": "color"
},
"800": {
"value": "#20413D",
"type": "color"
},
"900": {
"value": "#152826",
"type": "color"
}
}
}
}