#278796 is a mid-toned, cool blue. On the Color Lab it reads clean and engineered, with a faded, vintage edge. It carries a legible label as a UI accent and sits well as a supporting tone.
Not just a swatch — here's how #278796 works with other colors. Named schemes with #278796 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 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 Cyan.
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 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 #278796 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 #278796 at work across the surfaces designers actually ship.
:root {
--color-base: #278796;
--color-base-rgb: 39 135 150;
--color-base-oklch: oklch(57.6% 0.088 210.2);
--color-50: #F2FBFC;
--color-100: #DEF4F7;
--color-200: #BEE8EE;
--color-300: #92D4DE;
--color-400: #68BDCA;
--color-500: #46A0AE;
--color-600: #3C7C86;
--color-700: #30595F;
--color-800: #223B3F;
--color-900: #172427;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
dark-cyan: {
50: '#F2FBFC',
100: '#DEF4F7',
200: '#BEE8EE',
300: '#92D4DE',
400: '#68BDCA',
500: '#46A0AE',
600: '#3C7C86',
700: '#30595F',
800: '#223B3F',
900: '#172427',
},
}
$base: #278796; $base-ink: #141310; $base-50: #F2FBFC; $base-100: #DEF4F7; $base-200: #BEE8EE; $base-300: #92D4DE; $base-400: #68BDCA; $base-500: #46A0AE; $base-600: #3C7C86; $base-700: #30595F; $base-800: #223B3F; $base-900: #172427; $base-hover: #1F6C78; $base-subtle: #B9DFE4;
{
"color": {
"base": {
"value": "#278796",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F2FBFC",
"type": "color"
},
"100": {
"value": "#DEF4F7",
"type": "color"
},
"200": {
"value": "#BEE8EE",
"type": "color"
},
"300": {
"value": "#92D4DE",
"type": "color"
},
"400": {
"value": "#68BDCA",
"type": "color"
},
"500": {
"value": "#46A0AE",
"type": "color"
},
"600": {
"value": "#3C7C86",
"type": "color"
},
"700": {
"value": "#30595F",
"type": "color"
},
"800": {
"value": "#223B3F",
"type": "color"
},
"900": {
"value": "#172427",
"type": "color"
}
}
}
}