#35554E is a muted, temperate cyan. On the Color Lab it reads clean and engineered, quietly premium. It reproduces cleanly in print.
Not just a swatch — here's how #35554E works with other colors. Named schemes with #35554E in its natural role, and a note on why the supporting colors balance it.
Dark Slate Gray opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Dark Slate Gray keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Dark Slate Gray 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 Slate Gray 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 Slate Gray 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 Slate Gray carrying the quiet middle.
How #35554E 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 #35554E at work across the surfaces designers actually ship.
:root {
--color-base: #35554E;
--color-base-rgb: 53 85 78;
--color-base-oklch: oklch(42.2% 0.040 178.9);
--color-50: #F5F9F8;
--color-100: #E6F0ED;
--color-200: #CDE0DB;
--color-300: #A9C6C0;
--color-400: #86ACA4;
--color-500: #668F86;
--color-600: #536F69;
--color-700: #3E514D;
--color-800: #2B3634;
--color-900: #1B2220;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
dark-slate-gray: {
50: '#F5F9F8',
100: '#E6F0ED',
200: '#CDE0DB',
300: '#A9C6C0',
400: '#86ACA4',
500: '#668F86',
600: '#536F69',
700: '#3E514D',
800: '#2B3634',
900: '#1B2220',
},
}
$base: #35554E; $base-ink: #FFFFFF; $base-50: #F5F9F8; $base-100: #E6F0ED; $base-200: #CDE0DB; $base-300: #A9C6C0; $base-400: #86ACA4; $base-500: #668F86; $base-600: #536F69; $base-700: #3E514D; $base-800: #2B3634; $base-900: #1B2220; $base-hover: #2A443E; $base-subtle: #BDD1CD;
{
"color": {
"base": {
"value": "#35554E",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F5F9F8",
"type": "color"
},
"100": {
"value": "#E6F0ED",
"type": "color"
},
"200": {
"value": "#CDE0DB",
"type": "color"
},
"300": {
"value": "#A9C6C0",
"type": "color"
},
"400": {
"value": "#86ACA4",
"type": "color"
},
"500": {
"value": "#668F86",
"type": "color"
},
"600": {
"value": "#536F69",
"type": "color"
},
"700": {
"value": "#3E514D",
"type": "color"
},
"800": {
"value": "#2B3634",
"type": "color"
},
"900": {
"value": "#1B2220",
"type": "color"
}
}
}
}