#2F71BB 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 #2F71BB works with other colors. Named schemes with #2F71BB in its natural role, and a note on why the supporting colors balance it.
True Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
True 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 True Blue.
True 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.
True Blue sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
True 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 True Blue carrying the quiet middle.
How #2F71BB 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 #2F71BB at work across the surfaces designers actually ship.
:root {
--color-base: #2F71BB;
--color-base-rgb: 47 113 187;
--color-base-oklch: oklch(54.4% 0.134 253.6);
--color-50: #F2F7FC;
--color-100: #DEEAF8;
--color-200: #BED5EF;
--color-300: #91B5DE;
--color-400: #6796CB;
--color-500: #4677AF;
--color-600: #3C5E86;
--color-700: #2F4660;
--color-800: #222F3F;
--color-900: #161E27;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
true-blue: {
50: '#F2F7FC',
100: '#DEEAF8',
200: '#BED5EF',
300: '#91B5DE',
400: '#6796CB',
500: '#4677AF',
600: '#3C5E86',
700: '#2F4660',
800: '#222F3F',
900: '#161E27',
},
}
$base: #2F71BB; $base-ink: #FFFFFF; $base-50: #F2F7FC; $base-100: #DEEAF8; $base-200: #BED5EF; $base-300: #91B5DE; $base-400: #6796CB; $base-500: #4677AF; $base-600: #3C5E86; $base-700: #2F4660; $base-800: #222F3F; $base-900: #161E27; $base-hover: #265A96; $base-subtle: #C3D4E9;
{
"color": {
"base": {
"value": "#2F71BB",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F2F7FC",
"type": "color"
},
"100": {
"value": "#DEEAF8",
"type": "color"
},
"200": {
"value": "#BED5EF",
"type": "color"
},
"300": {
"value": "#91B5DE",
"type": "color"
},
"400": {
"value": "#6796CB",
"type": "color"
},
"500": {
"value": "#4677AF",
"type": "color"
},
"600": {
"value": "#3C5E86",
"type": "color"
},
"700": {
"value": "#2F4660",
"type": "color"
},
"800": {
"value": "#222F3F",
"type": "color"
},
"900": {
"value": "#161E27",
"type": "color"
}
}
}
}