#289484 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 #289484 works with other colors. Named schemes with #289484 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 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 sits between cream and a deep berry here, softened by a blush accent and grounded by 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 #289484 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 #289484 at work across the surfaces designers actually ship.
:root {
--color-base: #289484;
--color-base-rgb: 40 148 132;
--color-base-oklch: oklch(60.3% 0.098 180.7);
--color-50: #F3FCFB;
--color-100: #DEF7F3;
--color-200: #BFEDE6;
--color-300: #93DCD1;
--color-400: #6AC8BA;
--color-500: #48AD9E;
--color-600: #3D847A;
--color-700: #305E58;
--color-800: #233E3A;
--color-900: #172624;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
dark-cyan: {
50: '#F3FCFB',
100: '#DEF7F3',
200: '#BFEDE6',
300: '#93DCD1',
400: '#6AC8BA',
500: '#48AD9E',
600: '#3D847A',
700: '#305E58',
800: '#233E3A',
900: '#172624',
},
}
$base: #289484; $base-ink: #141310; $base-50: #F3FCFB; $base-100: #DEF7F3; $base-200: #BFEDE6; $base-300: #93DCD1; $base-400: #6AC8BA; $base-500: #48AD9E; $base-600: #3D847A; $base-700: #305E58; $base-800: #233E3A; $base-900: #172624; $base-hover: #20776A; $base-subtle: #BAE4DD;
{
"color": {
"base": {
"value": "#289484",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F3FCFB",
"type": "color"
},
"100": {
"value": "#DEF7F3",
"type": "color"
},
"200": {
"value": "#BFEDE6",
"type": "color"
},
"300": {
"value": "#93DCD1",
"type": "color"
},
"400": {
"value": "#6AC8BA",
"type": "color"
},
"500": {
"value": "#48AD9E",
"type": "color"
},
"600": {
"value": "#3D847A",
"type": "color"
},
"700": {
"value": "#305E58",
"type": "color"
},
"800": {
"value": "#233E3A",
"type": "color"
},
"900": {
"value": "#172624",
"type": "color"
}
}
}
}