#1990CB 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 #1990CB works with other colors. Named schemes with #1990CB in its natural role, and a note on why the supporting colors balance it.
Ocean Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Ocean Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Ocean 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 Ocean Blue.
Ocean 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 Ocean Blue carrying the quiet middle.
Ocean Blue anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.
How #1990CB 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 #1990CB at work across the surfaces designers actually ship.
:root {
--color-base: #1990CB;
--color-base-rgb: 25 144 203;
--color-base-oklch: oklch(62.1% 0.131 237.7);
--color-50: #F1FAFE;
--color-100: #DAF0FB;
--color-200: #B6E1F6;
--color-300: #85C8EA;
--color-400: #58AFDA;
--color-500: #3691BF;
--color-600: #307191;
--color-700: #285267;
--color-800: #1E3743;
--color-900: #142229;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
ocean-blue: {
50: '#F1FAFE',
100: '#DAF0FB',
200: '#B6E1F6',
300: '#85C8EA',
400: '#58AFDA',
500: '#3691BF',
600: '#307191',
700: '#285267',
800: '#1E3743',
900: '#142229',
},
}
$base: #1990CB; $base-ink: #141310; $base-50: #F1FAFE; $base-100: #DAF0FB; $base-200: #B6E1F6; $base-300: #85C8EA; $base-400: #58AFDA; $base-500: #3691BF; $base-600: #307191; $base-700: #285267; $base-800: #1E3743; $base-900: #142229; $base-hover: #1474A3; $base-subtle: #BCDDEE;
{
"color": {
"base": {
"value": "#1990CB",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F1FAFE",
"type": "color"
},
"100": {
"value": "#DAF0FB",
"type": "color"
},
"200": {
"value": "#B6E1F6",
"type": "color"
},
"300": {
"value": "#85C8EA",
"type": "color"
},
"400": {
"value": "#58AFDA",
"type": "color"
},
"500": {
"value": "#3691BF",
"type": "color"
},
"600": {
"value": "#307191",
"type": "color"
},
"700": {
"value": "#285267",
"type": "color"
},
"800": {
"value": "#1E3743",
"type": "color"
},
"900": {
"value": "#142229",
"type": "color"
}
}
}
}