#4491C0 is a mid-toned, cool blue. On the Color Lab it reads clean and engineered. It carries a legible label as a UI accent and sits well as a supporting tone.
Not just a swatch — here's how #4491C0 works with other colors. Named schemes with #4491C0 in its natural role, and a note on why the supporting colors balance it.
Ocean Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Ocean Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Ocean Blue is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Ocean Blue.
Ocean Blue 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 Ocean Blue carrying the quiet middle.
Ocean Blue 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.
How #4491C0 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 #4491C0 at work across the surfaces designers actually ship.
:root {
--color-base: #4491C0;
--color-base-rgb: 68 145 192;
--color-base-oklch: oklch(62.8% 0.104 238.3);
--color-50: #F3F8FC;
--color-100: #E0EDF5;
--color-200: #C2DBEB;
--color-300: #97BFD8;
--color-400: #70A3C2;
--color-500: #4E85A6;
--color-600: #426880;
--color-700: #334C5C;
--color-800: #24333C;
--color-900: #182025;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
ocean-blue: {
50: '#F3F8FC',
100: '#E0EDF5',
200: '#C2DBEB',
300: '#97BFD8',
400: '#70A3C2',
500: '#4E85A6',
600: '#426880',
700: '#334C5C',
800: '#24333C',
900: '#182025',
},
}
$base: #4491C0; $base-ink: #141310; $base-50: #F3F8FC; $base-100: #E0EDF5; $base-200: #C2DBEB; $base-300: #97BFD8; $base-400: #70A3C2; $base-500: #4E85A6; $base-600: #426880; $base-700: #334C5C; $base-800: #24333C; $base-900: #182025; $base-hover: #34749C; $base-subtle: #CBDDE8;
{
"color": {
"base": {
"value": "#4491C0",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F3F8FC",
"type": "color"
},
"100": {
"value": "#E0EDF5",
"type": "color"
},
"200": {
"value": "#C2DBEB",
"type": "color"
},
"300": {
"value": "#97BFD8",
"type": "color"
},
"400": {
"value": "#70A3C2",
"type": "color"
},
"500": {
"value": "#4E85A6",
"type": "color"
},
"600": {
"value": "#426880",
"type": "color"
},
"700": {
"value": "#334C5C",
"type": "color"
},
"800": {
"value": "#24333C",
"type": "color"
},
"900": {
"value": "#182025",
"type": "color"
}
}
}
}