#4E82D5 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 #4E82D5 works with other colors. Named schemes with #4E82D5 in its natural role, and a note on why the supporting colors balance it.
Glaucous opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Glaucous is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Glaucous.
Glaucous plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.
Glaucous sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Glaucous 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 Glaucous carrying the quiet middle.
How #4E82D5 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 #4E82D5 at work across the surfaces designers actually ship.
:root {
--color-base: #4E82D5;
--color-base-rgb: 78 130 213;
--color-base-oklch: oklch(61.0% 0.138 259.4);
--color-50: #F2F6FD;
--color-100: #DDE7F8;
--color-200: #BDD0EF;
--color-300: #90AEE0;
--color-400: #668DCC;
--color-500: #446EB1;
--color-600: #3A5887;
--color-700: #2E4260;
--color-800: #222D3F;
--color-900: #161D27;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
glaucous: {
50: '#F2F6FD',
100: '#DDE7F8',
200: '#BDD0EF',
300: '#90AEE0',
400: '#668DCC',
500: '#446EB1',
600: '#3A5887',
700: '#2E4260',
800: '#222D3F',
900: '#161D27',
},
}
$base: #4E82D5; $base-ink: #141310; $base-50: #F2F6FD; $base-100: #DDE7F8; $base-200: #BDD0EF; $base-300: #90AEE0; $base-400: #668DCC; $base-500: #446EB1; $base-600: #3A5887; $base-700: #2E4260; $base-800: #222D3F; $base-900: #161D27; $base-hover: #2C63BC; $base-subtle: #CFDAEE;
{
"color": {
"base": {
"value": "#4E82D5",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F2F6FD",
"type": "color"
},
"100": {
"value": "#DDE7F8",
"type": "color"
},
"200": {
"value": "#BDD0EF",
"type": "color"
},
"300": {
"value": "#90AEE0",
"type": "color"
},
"400": {
"value": "#668DCC",
"type": "color"
},
"500": {
"value": "#446EB1",
"type": "color"
},
"600": {
"value": "#3A5887",
"type": "color"
},
"700": {
"value": "#2E4260",
"type": "color"
},
"800": {
"value": "#222D3F",
"type": "color"
},
"900": {
"value": "#161D27",
"type": "color"
}
}
}
}