#488CDA 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 #488CDA works with other colors. Named schemes with #488CDA in its natural role, and a note on why the supporting colors balance it.
Cornflower Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Cornflower Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Cornflower 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 Cornflower Blue.
Cornflower 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 Cornflower Blue carrying the quiet middle.
Cornflower 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 #488CDA 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 #488CDA at work across the surfaces designers actually ship.
:root {
--color-base: #488CDA;
--color-base-rgb: 72 140 218;
--color-base-oklch: oklch(63.2% 0.137 253.5);
--color-50: #F2F7FD;
--color-100: #DCEAF9;
--color-200: #BBD4F1;
--color-300: #8DB5E2;
--color-400: #6295D0;
--color-500: #4077B5;
--color-600: #385E8A;
--color-700: #2D4662;
--color-800: #212F40;
--color-900: #161E28;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
cornflower-blue: {
50: '#F2F7FD',
100: '#DCEAF9',
200: '#BBD4F1',
300: '#8DB5E2',
400: '#6295D0',
500: '#4077B5',
600: '#385E8A',
700: '#2D4662',
800: '#212F40',
900: '#161E28',
},
}
$base: #488CDA; $base-ink: #141310; $base-50: #F2F7FD; $base-100: #DCEAF9; $base-200: #BBD4F1; $base-300: #8DB5E2; $base-400: #6295D0; $base-500: #4077B5; $base-600: #385E8A; $base-700: #2D4662; $base-800: #212F40; $base-900: #161E28; $base-hover: #286FC1; $base-subtle: #CEDDEF;
{
"color": {
"base": {
"value": "#488CDA",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F2F7FD",
"type": "color"
},
"100": {
"value": "#DCEAF9",
"type": "color"
},
"200": {
"value": "#BBD4F1",
"type": "color"
},
"300": {
"value": "#8DB5E2",
"type": "color"
},
"400": {
"value": "#6295D0",
"type": "color"
},
"500": {
"value": "#4077B5",
"type": "color"
},
"600": {
"value": "#385E8A",
"type": "color"
},
"700": {
"value": "#2D4662",
"type": "color"
},
"800": {
"value": "#212F40",
"type": "color"
},
"900": {
"value": "#161E28",
"type": "color"
}
}
}
}