#529BDA 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 #529BDA works with other colors. Named schemes with #529BDA in its natural role, and a note on why the supporting colors balance it.
Carolina Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Carolina Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Carolina 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 Carolina Blue.
Carolina 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 Carolina Blue carrying the quiet middle.
Carolina 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 #529BDA 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 #529BDA at work across the surfaces designers actually ship.
:root {
--color-base: #529BDA;
--color-base-rgb: 82 155 218;
--color-base-oklch: oklch(66.9% 0.119 246.8);
--color-50: #F2F8FD;
--color-100: #DDECF9;
--color-200: #BCD8F1;
--color-300: #8EBAE2;
--color-400: #639DCF;
--color-500: #417EB4;
--color-600: #386489;
--color-700: #2D4962;
--color-800: #213140;
--color-900: #161F27;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
carolina-blue: {
50: '#F2F8FD',
100: '#DDECF9',
200: '#BCD8F1',
300: '#8EBAE2',
400: '#639DCF',
500: '#417EB4',
600: '#386489',
700: '#2D4962',
800: '#213140',
900: '#161F27',
},
}
$base: #529BDA; $base-ink: #141310; $base-50: #F2F8FD; $base-100: #DDECF9; $base-200: #BCD8F1; $base-300: #8EBAE2; $base-400: #639DCF; $base-500: #417EB4; $base-600: #386489; $base-700: #2D4962; $base-800: #213140; $base-900: #161F27; $base-hover: #2A7EC7; $base-subtle: #D0E1EF;
{
"color": {
"base": {
"value": "#529BDA",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F2F8FD",
"type": "color"
},
"100": {
"value": "#DDECF9",
"type": "color"
},
"200": {
"value": "#BCD8F1",
"type": "color"
},
"300": {
"value": "#8EBAE2",
"type": "color"
},
"400": {
"value": "#639DCF",
"type": "color"
},
"500": {
"value": "#417EB4",
"type": "color"
},
"600": {
"value": "#386489",
"type": "color"
},
"700": {
"value": "#2D4962",
"type": "color"
},
"800": {
"value": "#213140",
"type": "color"
},
"900": {
"value": "#161F27",
"type": "color"
}
}
}
}