#508F8D is a mid-toned, cool cyan. On the Color Lab it reads clean and engineered. It carries a legible label as a UI accent and reproduces cleanly in print.
Not just a swatch — here's how #508F8D works with other colors. Named schemes with #508F8D 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 #508F8D 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 #508F8D at work across the surfaces designers actually ship.
:root {
--color-base: #508F8D;
--color-base-rgb: 80 143 141;
--color-base-oklch: oklch(60.7% 0.065 192.9);
--color-50: #F5FAFA;
--color-100: #E5F1F0;
--color-200: #CBE2E1;
--color-300: #A6CAC8;
--color-400: #82B0AF;
--color-500: #629391;
--color-600: #4F7271;
--color-700: #3C5352;
--color-800: #2A3737;
--color-900: #1B2222;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
dark-cyan: {
50: '#F5FAFA',
100: '#E5F1F0',
200: '#CBE2E1',
300: '#A6CAC8',
400: '#82B0AF',
500: '#629391',
600: '#4F7271',
700: '#3C5352',
800: '#2A3737',
900: '#1B2222',
},
}
$base: #508F8D; $base-ink: #141310; $base-50: #F5FAFA; $base-100: #E5F1F0; $base-200: #CBE2E1; $base-300: #A6CAC8; $base-400: #82B0AF; $base-500: #629391; $base-600: #4F7271; $base-700: #3C5352; $base-800: #2A3737; $base-900: #1B2222; $base-hover: #417371; $base-subtle: #CBDDDD;
{
"color": {
"base": {
"value": "#508F8D",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F5FAFA",
"type": "color"
},
"100": {
"value": "#E5F1F0",
"type": "color"
},
"200": {
"value": "#CBE2E1",
"type": "color"
},
"300": {
"value": "#A6CAC8",
"type": "color"
},
"400": {
"value": "#82B0AF",
"type": "color"
},
"500": {
"value": "#629391",
"type": "color"
},
"600": {
"value": "#4F7271",
"type": "color"
},
"700": {
"value": "#3C5352",
"type": "color"
},
"800": {
"value": "#2A3737",
"type": "color"
},
"900": {
"value": "#1B2222",
"type": "color"
}
}
}
}