#4480EE is a mid-toned, cool violet. 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 #4480EE works with other colors. Named schemes with #4480EE in its natural role, and a note on why the supporting colors balance it.
Signal Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Signal 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 Signal Blue.
Signal 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.
Signal Blue sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Signal 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 Signal Blue carrying the quiet middle.
How #4480EE 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 #4480EE at work across the surfaces designers actually ship.
:root {
--color-base: #4480EE;
--color-base-rgb: 68 128 238;
--color-base-oklch: oklch(61.7% 0.177 261.3);
--color-50: #F0F5FE;
--color-100: #D9E5FD;
--color-200: #B4CCF8;
--color-300: #82A8ED;
--color-400: #5484DE;
--color-500: #3164C3;
--color-600: #2D5195;
--color-700: #263D69;
--color-800: #1C2A44;
--color-900: #131B2A;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
signal-blue: {
50: '#F0F5FE',
100: '#D9E5FD',
200: '#B4CCF8',
300: '#82A8ED',
400: '#5484DE',
500: '#3164C3',
600: '#2D5195',
700: '#263D69',
800: '#1C2A44',
900: '#131B2A',
},
}
$base: #4480EE; $base-ink: #141310; $base-50: #F0F5FE; $base-100: #D9E5FD; $base-200: #B4CCF8; $base-300: #82A8ED; $base-400: #5484DE; $base-500: #3164C3; $base-600: #2D5195; $base-700: #263D69; $base-800: #1C2A44; $base-900: #131B2A; $base-hover: #155CE0; $base-subtle: #CDDBF4;
{
"color": {
"base": {
"value": "#4480EE",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F0F5FE",
"type": "color"
},
"100": {
"value": "#D9E5FD",
"type": "color"
},
"200": {
"value": "#B4CCF8",
"type": "color"
},
"300": {
"value": "#82A8ED",
"type": "color"
},
"400": {
"value": "#5484DE",
"type": "color"
},
"500": {
"value": "#3164C3",
"type": "color"
},
"600": {
"value": "#2D5195",
"type": "color"
},
"700": {
"value": "#263D69",
"type": "color"
},
"800": {
"value": "#1C2A44",
"type": "color"
},
"900": {
"value": "#131B2A",
"type": "color"
}
}
}
}