#2CA4EA 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 #2CA4EA works with other colors. Named schemes with #2CA4EA 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 #2CA4EA 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 #2CA4EA at work across the surfaces designers actually ship.
:root {
--color-base: #2CA4EA;
--color-base-rgb: 44 164 234;
--color-base-oklch: oklch(68.7% 0.144 240.4);
--color-50: #F0F9FE;
--color-100: #D9EFFC;
--color-200: #B5DFF8;
--color-300: #83C6ED;
--color-400: #55ABDD;
--color-500: #328EC3;
--color-600: #2E6F94;
--color-700: #265069;
--color-800: #1D3644;
--color-900: #14222A;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
carolina-blue: {
50: '#F0F9FE',
100: '#D9EFFC',
200: '#B5DFF8',
300: '#83C6ED',
400: '#55ABDD',
500: '#328EC3',
600: '#2E6F94',
700: '#265069',
800: '#1D3644',
900: '#14222A',
},
}
$base: #2CA4EA; $base-ink: #141310; $base-50: #F0F9FE; $base-100: #D9EFFC; $base-200: #B5DFF8; $base-300: #83C6ED; $base-400: #55ABDD; $base-500: #328EC3; $base-600: #2E6F94; $base-700: #265069; $base-800: #1D3644; $base-900: #14222A; $base-hover: #1489CC; $base-subtle: #C7E2F2;
{
"color": {
"base": {
"value": "#2CA4EA",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F0F9FE",
"type": "color"
},
"100": {
"value": "#D9EFFC",
"type": "color"
},
"200": {
"value": "#B5DFF8",
"type": "color"
},
"300": {
"value": "#83C6ED",
"type": "color"
},
"400": {
"value": "#55ABDD",
"type": "color"
},
"500": {
"value": "#328EC3",
"type": "color"
},
"600": {
"value": "#2E6F94",
"type": "color"
},
"700": {
"value": "#265069",
"type": "color"
},
"800": {
"value": "#1D3644",
"type": "color"
},
"900": {
"value": "#14222A",
"type": "color"
}
}
}
}