#4E89CC is a mid-toned, cool indigo. 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 #4E89CC works with other colors. Named schemes with #4E89CC 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 #4E89CC 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 #4E89CC at work across the surfaces designers actually ship.
:root {
--color-base: #4E89CC;
--color-base-rgb: 78 137 204;
--color-base-oklch: oklch(62.0% 0.119 252.9);
--color-50: #F3F7FC;
--color-100: #DFEAF6;
--color-200: #C0D5ED;
--color-300: #94B5DB;
--color-400: #6B96C7;
--color-500: #4A77AB;
--color-600: #3F5F83;
--color-700: #31465E;
--color-800: #23303E;
--color-900: #171E26;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
ocean-blue: {
50: '#F3F7FC',
100: '#DFEAF6',
200: '#C0D5ED',
300: '#94B5DB',
400: '#6B96C7',
500: '#4A77AB',
600: '#3F5F83',
700: '#31465E',
800: '#23303E',
900: '#171E26',
},
}
$base: #4E89CC; $base-ink: #141310; $base-50: #F3F7FC; $base-100: #DFEAF6; $base-200: #C0D5ED; $base-300: #94B5DB; $base-400: #6B96C7; $base-500: #4A77AB; $base-600: #3F5F83; $base-700: #31465E; $base-800: #23303E; $base-900: #171E26; $base-hover: #326CAE; $base-subtle: #CEDCEB;
{
"color": {
"base": {
"value": "#4E89CC",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F3F7FC",
"type": "color"
},
"100": {
"value": "#DFEAF6",
"type": "color"
},
"200": {
"value": "#C0D5ED",
"type": "color"
},
"300": {
"value": "#94B5DB",
"type": "color"
},
"400": {
"value": "#6B96C7",
"type": "color"
},
"500": {
"value": "#4A77AB",
"type": "color"
},
"600": {
"value": "#3F5F83",
"type": "color"
},
"700": {
"value": "#31465E",
"type": "color"
},
"800": {
"value": "#23303E",
"type": "color"
},
"900": {
"value": "#171E26",
"type": "color"
}
}
}
}