#91DDD2 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 #91DDD2 works with other colors. Named schemes with #91DDD2 in its natural role, and a note on why the supporting colors balance it.
Powder Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Powder Blue 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.
Powder Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Powder Blue 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 Powder Blue carrying the quiet middle.
Powder Blue is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Powder Blue.
How #91DDD2 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 #91DDD2 at work across the surfaces designers actually ship.
:root {
--color-base: #91DDD2;
--color-base-rgb: 145 221 210;
--color-base-oklch: oklch(84.5% 0.077 184.4);
--color-50: #F3FCFA;
--color-100: #DFF6F3;
--color-200: #C1ECE5;
--color-300: #95DAD0;
--color-400: #6DC5B8;
--color-500: #4CA99B;
--color-600: #408278;
--color-700: #325D56;
--color-800: #243D39;
--color-900: #172624;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
powder-blue: {
50: '#F3FCFA',
100: '#DFF6F3',
200: '#C1ECE5',
300: '#95DAD0',
400: '#6DC5B8',
500: '#4CA99B',
600: '#408278',
700: '#325D56',
800: '#243D39',
900: '#172624',
},
}
$base: #91DDD2; $base-ink: #141310; $base-50: #F3FCFA; $base-100: #DFF6F3; $base-200: #C1ECE5; $base-300: #95DAD0; $base-400: #6DC5B8; $base-500: #4CA99B; $base-600: #408278; $base-700: #325D56; $base-800: #243D39; $base-900: #172624; $base-hover: #5ACCBB; $base-subtle: #E1F2F0;
{
"color": {
"base": {
"value": "#91DDD2",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F3FCFA",
"type": "color"
},
"100": {
"value": "#DFF6F3",
"type": "color"
},
"200": {
"value": "#C1ECE5",
"type": "color"
},
"300": {
"value": "#95DAD0",
"type": "color"
},
"400": {
"value": "#6DC5B8",
"type": "color"
},
"500": {
"value": "#4CA99B",
"type": "color"
},
"600": {
"value": "#408278",
"type": "color"
},
"700": {
"value": "#325D56",
"type": "color"
},
"800": {
"value": "#243D39",
"type": "color"
},
"900": {
"value": "#172624",
"type": "color"
}
}
}
}