#308D83 is a mid-toned, cool cyan. On the Color Lab it reads with a faded, vintage edge. It carries a legible label as a UI accent and reproduces cleanly in print.
Not just a swatch — here's how #308D83 works with other colors. Named schemes with #308D83 in its natural role, and a note on why the supporting colors balance it.
Dark Cyan opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Dark Cyan keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Dark Cyan plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.
Dark Cyan anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.
Dark Cyan 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 Dark Cyan carrying the quiet middle.
How #308D83 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 #308D83 at work across the surfaces designers actually ship.
:root {
--color-base: #308D83;
--color-base-rgb: 48 141 131;
--color-base-oklch: oklch(58.7% 0.087 185.0);
--color-50: #F3FBFB;
--color-100: #E0F5F3;
--color-200: #C2EAE6;
--color-300: #98D7D1;
--color-400: #70C2B9;
--color-500: #4FA69D;
--color-600: #427F79;
--color-700: #345B57;
--color-800: #253C3A;
--color-900: #182524;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
dark-cyan: {
50: '#F3FBFB',
100: '#E0F5F3',
200: '#C2EAE6',
300: '#98D7D1',
400: '#70C2B9',
500: '#4FA69D',
600: '#427F79',
700: '#345B57',
800: '#253C3A',
900: '#182524',
},
}
$base: #308D83; $base-ink: #141310; $base-50: #F3FBFB; $base-100: #E0F5F3; $base-200: #C2EAE6; $base-300: #98D7D1; $base-400: #70C2B9; $base-500: #4FA69D; $base-600: #427F79; $base-700: #345B57; $base-800: #253C3A; $base-900: #182524; $base-hover: #267069; $base-subtle: #BDE1DD;
{
"color": {
"base": {
"value": "#308D83",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F3FBFB",
"type": "color"
},
"100": {
"value": "#E0F5F3",
"type": "color"
},
"200": {
"value": "#C2EAE6",
"type": "color"
},
"300": {
"value": "#98D7D1",
"type": "color"
},
"400": {
"value": "#70C2B9",
"type": "color"
},
"500": {
"value": "#4FA69D",
"type": "color"
},
"600": {
"value": "#427F79",
"type": "color"
},
"700": {
"value": "#345B57",
"type": "color"
},
"800": {
"value": "#253C3A",
"type": "color"
},
"900": {
"value": "#182524",
"type": "color"
}
}
}
}