#249FDC 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 #249FDC works with other colors. Named schemes with #249FDC 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 #249FDC 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 #249FDC at work across the surfaces designers actually ship.
:root {
--color-base: #249FDC;
--color-base-rgb: 36 159 220;
--color-base-oklch: oklch(66.7% 0.135 236.8);
--color-50: #F1F9FD;
--color-100: #DBF0FA;
--color-200: #B9E0F3;
--color-300: #89C7E6;
--color-400: #5DADD5;
--color-500: #3B90BA;
--color-600: #34708E;
--color-700: #2A5164;
--color-800: #1F3642;
--color-900: #152228;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
carolina-blue: {
50: '#F1F9FD',
100: '#DBF0FA',
200: '#B9E0F3',
300: '#89C7E6',
400: '#5DADD5',
500: '#3B90BA',
600: '#34708E',
700: '#2A5164',
800: '#1F3642',
900: '#152228',
},
}
$base: #249FDC; $base-ink: #141310; $base-50: #F1F9FD; $base-100: #DBF0FA; $base-200: #B9E0F3; $base-300: #89C7E6; $base-400: #5DADD5; $base-500: #3B90BA; $base-600: #34708E; $base-700: #2A5164; $base-800: #1F3642; $base-900: #152228; $base-hover: #1D7EAF; $base-subtle: #C4E0EE;
{
"color": {
"base": {
"value": "#249FDC",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F1F9FD",
"type": "color"
},
"100": {
"value": "#DBF0FA",
"type": "color"
},
"200": {
"value": "#B9E0F3",
"type": "color"
},
"300": {
"value": "#89C7E6",
"type": "color"
},
"400": {
"value": "#5DADD5",
"type": "color"
},
"500": {
"value": "#3B90BA",
"type": "color"
},
"600": {
"value": "#34708E",
"type": "color"
},
"700": {
"value": "#2A5164",
"type": "color"
},
"800": {
"value": "#1F3642",
"type": "color"
},
"900": {
"value": "#152228",
"type": "color"
}
}
}
}