#4E7EA5 is a mid-toned, cool blue. On the Color Lab it reads clean and engineered, restrained and easy to live with. It carries a legible label as a UI accent and reproduces cleanly in print.
Not just a swatch — here's how #4E7EA5 works with other colors. Named schemes with #4E7EA5 in its natural role, and a note on why the supporting colors balance it.
Steel Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Steel Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Steel 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 Steel Blue.
Steel Blue plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.
Steel 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 Steel Blue carrying the quiet middle.
How #4E7EA5 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 #4E7EA5 at work across the surfaces designers actually ship.
:root {
--color-base: #4E7EA5;
--color-base-rgb: 78 126 165;
--color-base-oklch: oklch(57.5% 0.080 244.3);
--color-50: #F4F8FA;
--color-100: #E3EBF2;
--color-200: #C8D8E5;
--color-300: #A0BACF;
--color-400: #7B9CB7;
--color-500: #5B7E9A;
--color-600: #4A6377;
--color-700: #394956;
--color-800: #283139;
--color-900: #1A1F23;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
steel-blue: {
50: '#F4F8FA',
100: '#E3EBF2',
200: '#C8D8E5',
300: '#A0BACF',
400: '#7B9CB7',
500: '#5B7E9A',
600: '#4A6377',
700: '#394956',
800: '#283139',
900: '#1A1F23',
},
}
$base: #4E7EA5; $base-ink: #141310; $base-50: #F4F8FA; $base-100: #E3EBF2; $base-200: #C8D8E5; $base-300: #A0BACF; $base-400: #7B9CB7; $base-500: #5B7E9A; $base-600: #4A6377; $base-700: #394956; $base-800: #283139; $base-900: #1A1F23; $base-hover: #3F6585; $base-subtle: #CCD8E2;
{
"color": {
"base": {
"value": "#4E7EA5",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F4F8FA",
"type": "color"
},
"100": {
"value": "#E3EBF2",
"type": "color"
},
"200": {
"value": "#C8D8E5",
"type": "color"
},
"300": {
"value": "#A0BACF",
"type": "color"
},
"400": {
"value": "#7B9CB7",
"type": "color"
},
"500": {
"value": "#5B7E9A",
"type": "color"
},
"600": {
"value": "#4A6377",
"type": "color"
},
"700": {
"value": "#394956",
"type": "color"
},
"800": {
"value": "#283139",
"type": "color"
},
"900": {
"value": "#1A1F23",
"type": "color"
}
}
}
}