#2C85FB is a mid-toned, cool indigo. On the Color Lab it reads clean and engineered, bold and ownable. It carries a legible label as a UI accent and sits well as a supporting tone.
Not just a swatch — here's how #2C85FB works with other colors. Named schemes with #2C85FB in its natural role, and a note on why the supporting colors balance it.
Signal 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 Signal Blue.
Signal Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Signal Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Signal 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 Signal Blue carrying the quiet middle.
Signal Blue glows at the center of this sunset palette, joined by coral and gold, deepened by a plum anchor and cooled with cream.
How #2C85FB 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 #2C85FB at work across the surfaces designers actually ship.
:root {
--color-base: #2C85FB;
--color-base-rgb: 44 133 251;
--color-base-oklch: oklch(62.9% 0.195 257.3);
--color-50: #F0F6FE;
--color-100: #D8E8FD;
--color-200: #B1D1FC;
--color-300: #7AAFF6;
--color-400: #4A8EE8;
--color-500: #266FCF;
--color-600: #25599D;
--color-700: #21426E;
--color-800: #192D48;
--color-900: #121D2C;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
signal-blue: {
50: '#F0F6FE',
100: '#D8E8FD',
200: '#B1D1FC',
300: '#7AAFF6',
400: '#4A8EE8',
500: '#266FCF',
600: '#25599D',
700: '#21426E',
800: '#192D48',
900: '#121D2C',
},
}
$base: #2C85FB; $base-ink: #141310; $base-50: #F0F6FE; $base-100: #D8E8FD; $base-200: #B1D1FC; $base-300: #7AAFF6; $base-400: #4A8EE8; $base-500: #266FCF; $base-600: #25599D; $base-700: #21426E; $base-800: #192D48; $base-900: #121D2C; $base-hover: #0567E8; $base-subtle: #C7DCF6;
{
"color": {
"base": {
"value": "#2C85FB",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F0F6FE",
"type": "color"
},
"100": {
"value": "#D8E8FD",
"type": "color"
},
"200": {
"value": "#B1D1FC",
"type": "color"
},
"300": {
"value": "#7AAFF6",
"type": "color"
},
"400": {
"value": "#4A8EE8",
"type": "color"
},
"500": {
"value": "#266FCF",
"type": "color"
},
"600": {
"value": "#25599D",
"type": "color"
},
"700": {
"value": "#21426E",
"type": "color"
},
"800": {
"value": "#192D48",
"type": "color"
},
"900": {
"value": "#121D2C",
"type": "color"
}
}
}
}