#499BCD is a mid-toned, cool blue. 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 #499BCD works with other colors. Named schemes with #499BCD 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 #499BCD 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 #499BCD at work across the surfaces designers actually ship.
:root {
--color-base: #499BCD;
--color-base-rgb: 73 155 205;
--color-base-oklch: oklch(66.0% 0.109 238.3);
--color-50: #F3F8FC;
--color-100: #DEEDF7;
--color-200: #BFDCED;
--color-300: #93C0DC;
--color-400: #6AA4C8;
--color-500: #4886AD;
--color-600: #3D6984;
--color-700: #304D5E;
--color-800: #23343E;
--color-900: #172026;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
carolina-blue: {
50: '#F3F8FC',
100: '#DEEDF7',
200: '#BFDCED',
300: '#93C0DC',
400: '#6AA4C8',
500: '#4886AD',
600: '#3D6984',
700: '#304D5E',
800: '#23343E',
900: '#172026',
},
}
$base: #499BCD; $base-ink: #141310; $base-50: #F3F8FC; $base-100: #DEEDF7; $base-200: #BFDCED; $base-300: #93C0DC; $base-400: #6AA4C8; $base-500: #4886AD; $base-600: #3D6984; $base-700: #304D5E; $base-800: #23343E; $base-900: #172026; $base-hover: #307FB0; $base-subtle: #CEE0EB;
{
"color": {
"base": {
"value": "#499BCD",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F3F8FC",
"type": "color"
},
"100": {
"value": "#DEEDF7",
"type": "color"
},
"200": {
"value": "#BFDCED",
"type": "color"
},
"300": {
"value": "#93C0DC",
"type": "color"
},
"400": {
"value": "#6AA4C8",
"type": "color"
},
"500": {
"value": "#4886AD",
"type": "color"
},
"600": {
"value": "#3D6984",
"type": "color"
},
"700": {
"value": "#304D5E",
"type": "color"
},
"800": {
"value": "#23343E",
"type": "color"
},
"900": {
"value": "#172026",
"type": "color"
}
}
}
}