#163746 is a muted, cool blue. On the Color Lab it reads clean and engineered, quietly premium. It reproduces cleanly in print.
Not just a swatch — here's how #163746 works with other colors. Named schemes with #163746 in its natural role, and a note on why the supporting colors balance it.
Gunmetal Gray opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Gunmetal Gray keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Gunmetal Gray is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Gunmetal Gray.
Gunmetal Gray plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.
Gunmetal Gray 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 Gunmetal Gray carrying the quiet middle.
How #163746 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 #163746 at work across the surfaces designers actually ship.
:root {
--color-base: #163746;
--color-base-rgb: 22 55 70;
--color-base-oklch: oklch(31.9% 0.047 230.3);
--color-50: #F3F9FC;
--color-100: #DFEFF6;
--color-200: #C1DEEB;
--color-300: #96C4D9;
--color-400: #6EA9C4;
--color-500: #4D8BA8;
--color-600: #416D81;
--color-700: #324F5C;
--color-800: #24353D;
--color-900: #182126;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
gunmetal-gray: {
50: '#F3F9FC',
100: '#DFEFF6',
200: '#C1DEEB',
300: '#96C4D9',
400: '#6EA9C4',
500: '#4D8BA8',
600: '#416D81',
700: '#324F5C',
800: '#24353D',
900: '#182126',
},
}
$base: #163746; $base-ink: #FFFFFF; $base-50: #F3F9FC; $base-100: #DFEFF6; $base-200: #C1DEEB; $base-300: #96C4D9; $base-400: #6EA9C4; $base-500: #4D8BA8; $base-600: #416D81; $base-700: #324F5C; $base-800: #24353D; $base-900: #182126; $base-hover: #122C38; $base-subtle: #A7C9D9;
{
"color": {
"base": {
"value": "#163746",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F3F9FC",
"type": "color"
},
"100": {
"value": "#DFEFF6",
"type": "color"
},
"200": {
"value": "#C1DEEB",
"type": "color"
},
"300": {
"value": "#96C4D9",
"type": "color"
},
"400": {
"value": "#6EA9C4",
"type": "color"
},
"500": {
"value": "#4D8BA8",
"type": "color"
},
"600": {
"value": "#416D81",
"type": "color"
},
"700": {
"value": "#324F5C",
"type": "color"
},
"800": {
"value": "#24353D",
"type": "color"
},
"900": {
"value": "#182126",
"type": "color"
}
}
}
}