#C0EFF3 is a muted, cool cyan-blue. 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 #C0EFF3 works with other colors. Named schemes with #C0EFF3 in its natural role, and a note on why the supporting colors balance it.
Pale Turquoise keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Pale Turquoise opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Pale Turquoise 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.
Pale Turquoise is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Pale Turquoise.
Pale Turquoise 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 Pale Turquoise carrying the quiet middle.
How #C0EFF3 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 #C0EFF3 at work across the surfaces designers actually ship.
:root {
--color-base: #C0EFF3;
--color-base-rgb: 192 239 243;
--color-base-oklch: oklch(92.1% 0.048 202.8);
--color-50: #F2FCFD;
--color-100: #DCF7F9;
--color-200: #BBEDF2;
--color-300: #8CDCE3;
--color-400: #61C8D1;
--color-500: #3FACB6;
--color-600: #37848B;
--color-700: #2C5E63;
--color-800: #203E41;
--color-900: #152628;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
pale-turquoise: {
50: '#F2FCFD',
100: '#DCF7F9',
200: '#BBEDF2',
300: '#8CDCE3',
400: '#61C8D1',
500: '#3FACB6',
600: '#37848B',
700: '#2C5E63',
800: '#203E41',
900: '#152628',
},
}
$base: #C0EFF3; $base-ink: #141310; $base-50: #F2FCFD; $base-100: #DCF7F9; $base-200: #BBEDF2; $base-300: #8CDCE3; $base-400: #61C8D1; $base-500: #3FACB6; $base-600: #37848B; $base-700: #2C5E63; $base-800: #203E41; $base-900: #152628; $base-hover: #76DCE5; $base-subtle: #EEF8F9;
{
"color": {
"base": {
"value": "#C0EFF3",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F2FCFD",
"type": "color"
},
"100": {
"value": "#DCF7F9",
"type": "color"
},
"200": {
"value": "#BBEDF2",
"type": "color"
},
"300": {
"value": "#8CDCE3",
"type": "color"
},
"400": {
"value": "#61C8D1",
"type": "color"
},
"500": {
"value": "#3FACB6",
"type": "color"
},
"600": {
"value": "#37848B",
"type": "color"
},
"700": {
"value": "#2C5E63",
"type": "color"
},
"800": {
"value": "#203E41",
"type": "color"
},
"900": {
"value": "#152628",
"type": "color"
}
}
}
}