#2271DF is a mid-toned, cool indigo. 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 #2271DF works with other colors. Named schemes with #2271DF in its natural role, and a note on why the supporting colors balance it.
Royal Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Royal 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 Royal Blue.
Royal Blue plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.
Royal Blue sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Royal 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 Royal Blue carrying the quiet middle.
How #2271DF 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 #2271DF at work across the surfaces designers actually ship.
:root {
--color-base: #2271DF;
--color-base-rgb: 34 113 223;
--color-base-oklch: oklch(56.4% 0.184 258.2);
--color-50: #F1F6FE;
--color-100: #DAE8FB;
--color-200: #B8D1F5;
--color-300: #87B0E8;
--color-400: #5B8FD7;
--color-500: #386FBC;
--color-600: #325990;
--color-700: #294266;
--color-800: #1E2D42;
--color-900: #141D29;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
royal-blue: {
50: '#F1F6FE',
100: '#DAE8FB',
200: '#B8D1F5',
300: '#87B0E8',
400: '#5B8FD7',
500: '#386FBC',
600: '#325990',
700: '#294266',
800: '#1E2D42',
900: '#141D29',
},
}
$base: #2271DF; $base-ink: #FFFFFF; $base-50: #F1F6FE; $base-100: #DAE8FB; $base-200: #B8D1F5; $base-300: #87B0E8; $base-400: #5B8FD7; $base-500: #386FBC; $base-600: #325990; $base-700: #294266; $base-800: #1E2D42; $base-900: #141D29; $base-hover: #1A59B3; $base-subtle: #C3D5EF;
{
"color": {
"base": {
"value": "#2271DF",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F1F6FE",
"type": "color"
},
"100": {
"value": "#DAE8FB",
"type": "color"
},
"200": {
"value": "#B8D1F5",
"type": "color"
},
"300": {
"value": "#87B0E8",
"type": "color"
},
"400": {
"value": "#5B8FD7",
"type": "color"
},
"500": {
"value": "#386FBC",
"type": "color"
},
"600": {
"value": "#325990",
"type": "color"
},
"700": {
"value": "#294266",
"type": "color"
},
"800": {
"value": "#1E2D42",
"type": "color"
},
"900": {
"value": "#141D29",
"type": "color"
}
}
}
}