#084E59 is a mid-toned, cool blue. On the Color Lab it reads clean and engineered, quietly premium. It reproduces cleanly in print.
Not just a swatch — here's how #084E59 works with other colors. Named schemes with #084E59 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 is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Dark Slate Gray.
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 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 #084E59 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 #084E59 at work across the surfaces designers actually ship.
:root {
--color-base: #084E59;
--color-base-rgb: 8 78 89;
--color-base-oklch: oklch(39.0% 0.065 211.6);
--color-50: #F0FDFE;
--color-100: #D8F8FD;
--color-200: #B4EFF8;
--color-300: #81DFEE;
--color-400: #53CCDF;
--color-500: #30B1C4;
--color-600: #2D8795;
--color-700: #256069;
--color-800: #1C3F45;
--color-900: #13272A;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
dark-slate-gray: {
50: '#F0FDFE',
100: '#D8F8FD',
200: '#B4EFF8',
300: '#81DFEE',
400: '#53CCDF',
500: '#30B1C4',
600: '#2D8795',
700: '#256069',
800: '#1C3F45',
900: '#13272A',
},
}
$base: #084E59; $base-ink: #FFFFFF; $base-50: #F0FDFE; $base-100: #D8F8FD; $base-200: #B4EFF8; $base-300: #81DFEE; $base-400: #53CCDF; $base-500: #30B1C4; $base-600: #2D8795; $base-700: #256069; $base-800: #1C3F45; $base-900: #13272A; $base-hover: #063F47; $base-subtle: #99DEE9;
{
"color": {
"base": {
"value": "#084E59",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F0FDFE",
"type": "color"
},
"100": {
"value": "#D8F8FD",
"type": "color"
},
"200": {
"value": "#B4EFF8",
"type": "color"
},
"300": {
"value": "#81DFEE",
"type": "color"
},
"400": {
"value": "#53CCDF",
"type": "color"
},
"500": {
"value": "#30B1C4",
"type": "color"
},
"600": {
"value": "#2D8795",
"type": "color"
},
"700": {
"value": "#256069",
"type": "color"
},
"800": {
"value": "#1C3F45",
"type": "color"
},
"900": {
"value": "#13272A",
"type": "color"
}
}
}
}