#2CA1EF 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 #2CA1EF works with other colors. Named schemes with #2CA1EF 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 #2CA1EF 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 #2CA1EF at work across the surfaces designers actually ship.
:root {
--color-base: #2CA1EF;
--color-base-rgb: 44 161 239;
--color-base-oklch: oklch(68.3% 0.152 243.7);
--color-50: #F0F9FE;
--color-100: #D8EEFD;
--color-200: #B3DDF9;
--color-300: #80C3EF;
--color-400: #52A7E0;
--color-500: #2F8AC6;
--color-600: #2B6C96;
--color-700: #254E6A;
--color-800: #1C3545;
--color-900: #13212A;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
carolina-blue: {
50: '#F0F9FE',
100: '#D8EEFD',
200: '#B3DDF9',
300: '#80C3EF',
400: '#52A7E0',
500: '#2F8AC6',
600: '#2B6C96',
700: '#254E6A',
800: '#1C3545',
900: '#13212A',
},
}
$base: #2CA1EF; $base-ink: #141310; $base-50: #F0F9FE; $base-100: #D8EEFD; $base-200: #B3DDF9; $base-300: #80C3EF; $base-400: #52A7E0; $base-500: #2F8AC6; $base-600: #2B6C96; $base-700: #254E6A; $base-800: #1C3545; $base-900: #13212A; $base-hover: #1083D1; $base-subtle: #C6E1F3;
{
"color": {
"base": {
"value": "#2CA1EF",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F0F9FE",
"type": "color"
},
"100": {
"value": "#D8EEFD",
"type": "color"
},
"200": {
"value": "#B3DDF9",
"type": "color"
},
"300": {
"value": "#80C3EF",
"type": "color"
},
"400": {
"value": "#52A7E0",
"type": "color"
},
"500": {
"value": "#2F8AC6",
"type": "color"
},
"600": {
"value": "#2B6C96",
"type": "color"
},
"700": {
"value": "#254E6A",
"type": "color"
},
"800": {
"value": "#1C3545",
"type": "color"
},
"900": {
"value": "#13212A",
"type": "color"
}
}
}
}