#104994 is a mid-toned, cool indigo. On the Color Lab it reads clean and engineered, quietly premium. It carries a legible label as a UI accent and sits well as a supporting tone.
Not just a swatch — here's how #104994 works with other colors. Named schemes with #104994 in its natural role, and a note on why the supporting colors balance it.
Classic Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Classic 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 Classic Blue.
Classic 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.
Classic Blue sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Classic 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 Classic Blue carrying the quiet middle.
How #104994 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 #104994 at work across the surfaces designers actually ship.
:root {
--color-base: #104994;
--color-base-rgb: 16 73 148;
--color-base-oklch: oklch(41.6% 0.136 257.6);
--color-50: #F1F6FE;
--color-100: #D9E8FC;
--color-200: #B6D2F7;
--color-300: #84B1EB;
--color-400: #5790DB;
--color-500: #3471C1;
--color-600: #2F5A93;
--color-700: #274368;
--color-800: #1D2E44;
--color-900: #141D29;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
classic-blue: {
50: '#F1F6FE',
100: '#D9E8FC',
200: '#B6D2F7',
300: '#84B1EB',
400: '#5790DB',
500: '#3471C1',
600: '#2F5A93',
700: '#274368',
800: '#1D2E44',
900: '#141D29',
},
}
$base: #104994; $base-ink: #FFFFFF; $base-50: #F1F6FE; $base-100: #D9E8FC; $base-200: #B6D2F7; $base-300: #84B1EB; $base-400: #5790DB; $base-500: #3471C1; $base-600: #2F5A93; $base-700: #274368; $base-800: #1D2E44; $base-900: #141D29; $base-hover: #0D3A76; $base-subtle: #ABC7EB;
{
"color": {
"base": {
"value": "#104994",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F1F6FE",
"type": "color"
},
"100": {
"value": "#D9E8FC",
"type": "color"
},
"200": {
"value": "#B6D2F7",
"type": "color"
},
"300": {
"value": "#84B1EB",
"type": "color"
},
"400": {
"value": "#5790DB",
"type": "color"
},
"500": {
"value": "#3471C1",
"type": "color"
},
"600": {
"value": "#2F5A93",
"type": "color"
},
"700": {
"value": "#274368",
"type": "color"
},
"800": {
"value": "#1D2E44",
"type": "color"
},
"900": {
"value": "#141D29",
"type": "color"
}
}
}
}