#2263BF 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 #2263BF works with other colors. Named schemes with #2263BF in its natural role, and a note on why the supporting colors balance it.
Denim Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Denim 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 Denim Blue.
Denim 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.
Denim Blue sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Denim 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 Denim Blue carrying the quiet middle.
How #2263BF 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 #2263BF at work across the surfaces designers actually ship.
:root {
--color-base: #2263BF;
--color-base-rgb: 34 99 191;
--color-base-oklch: oklch(51.1% 0.159 258.1);
--color-50: #F1F6FD;
--color-100: #DBE8FA;
--color-200: #BAD1F3;
--color-300: #8AB0E5;
--color-400: #5F8FD3;
--color-500: #3D70B8;
--color-600: #355A8C;
--color-700: #2B4364;
--color-800: #202E41;
--color-900: #151D28;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
denim-blue: {
50: '#F1F6FD',
100: '#DBE8FA',
200: '#BAD1F3',
300: '#8AB0E5',
400: '#5F8FD3',
500: '#3D70B8',
600: '#355A8C',
700: '#2B4364',
800: '#202E41',
900: '#151D28',
},
}
$base: #2263BF; $base-ink: #FFFFFF; $base-50: #F1F6FD; $base-100: #DBE8FA; $base-200: #BAD1F3; $base-300: #8AB0E5; $base-400: #5F8FD3; $base-500: #3D70B8; $base-600: #355A8C; $base-700: #2B4364; $base-800: #202E41; $base-900: #151D28; $base-hover: #1B4F99; $base-subtle: #BDD0EB;
{
"color": {
"base": {
"value": "#2263BF",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F1F6FD",
"type": "color"
},
"100": {
"value": "#DBE8FA",
"type": "color"
},
"200": {
"value": "#BAD1F3",
"type": "color"
},
"300": {
"value": "#8AB0E5",
"type": "color"
},
"400": {
"value": "#5F8FD3",
"type": "color"
},
"500": {
"value": "#3D70B8",
"type": "color"
},
"600": {
"value": "#355A8C",
"type": "color"
},
"700": {
"value": "#2B4364",
"type": "color"
},
"800": {
"value": "#202E41",
"type": "color"
},
"900": {
"value": "#151D28",
"type": "color"
}
}
}
}