#208BBC 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 #208BBC works with other colors. Named schemes with #208BBC in its natural role, and a note on why the supporting colors balance it.
Steel Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Steel 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 Steel Blue.
Steel 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.
Steel Blue sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Steel 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 Steel Blue carrying the quiet middle.
How #208BBC 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 #208BBC at work across the surfaces designers actually ship.
:root {
--color-base: #208BBC;
--color-base-rgb: 32 139 188;
--color-base-oklch: oklch(60.2% 0.117 234.4);
--color-50: #F1FAFD;
--color-100: #DBF0FA;
--color-200: #B9E1F3;
--color-300: #8AC8E5;
--color-400: #5EAFD4;
--color-500: #3C91B9;
--color-600: #35718D;
--color-700: #2B5264;
--color-800: #1F3742;
--color-900: #152228;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
steel-blue: {
50: '#F1FAFD',
100: '#DBF0FA',
200: '#B9E1F3',
300: '#8AC8E5',
400: '#5EAFD4',
500: '#3C91B9',
600: '#35718D',
700: '#2B5264',
800: '#1F3742',
900: '#152228',
},
}
$base: #208BBC; $base-ink: #141310; $base-50: #F1FAFD; $base-100: #DBF0FA; $base-200: #B9E1F3; $base-300: #8AC8E5; $base-400: #5EAFD4; $base-500: #3C91B9; $base-600: #35718D; $base-700: #2B5264; $base-800: #1F3742; $base-900: #152228; $base-hover: #196F96; $base-subtle: #BCDCEB;
{
"color": {
"base": {
"value": "#208BBC",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F1FAFD",
"type": "color"
},
"100": {
"value": "#DBF0FA",
"type": "color"
},
"200": {
"value": "#B9E1F3",
"type": "color"
},
"300": {
"value": "#8AC8E5",
"type": "color"
},
"400": {
"value": "#5EAFD4",
"type": "color"
},
"500": {
"value": "#3C91B9",
"type": "color"
},
"600": {
"value": "#35718D",
"type": "color"
},
"700": {
"value": "#2B5264",
"type": "color"
},
"800": {
"value": "#1F3742",
"type": "color"
},
"900": {
"value": "#152228",
"type": "color"
}
}
}
}