#175167 is a mid-toned, cool blue. On the Color Lab it reads clean and engineered, quietly premium. It carries a legible label as a UI accent and reproduces cleanly in print.
Not just a swatch — here's how #175167 works with other colors. Named schemes with #175167 in its natural role, and a note on why the supporting colors balance it.
Dark Slate Gray opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Dark Slate Gray keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Dark Slate 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 Dark Slate Gray.
Dark Slate 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.
Dark Slate 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 Dark Slate Gray carrying the quiet middle.
How #175167 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 #175167 at work across the surfaces designers actually ship.
:root {
--color-base: #175167;
--color-base-rgb: 23 81 103;
--color-base-oklch: oklch(40.9% 0.069 227.7);
--color-50: #F2FAFD;
--color-100: #DDF0F8;
--color-200: #BDE1F0;
--color-300: #8FC9E0;
--color-400: #65B0CD;
--color-500: #4392B2;
--color-600: #3A7288;
--color-700: #2E5261;
--color-800: #213740;
--color-900: #162227;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
dark-slate-gray: {
50: '#F2FAFD',
100: '#DDF0F8',
200: '#BDE1F0',
300: '#8FC9E0',
400: '#65B0CD',
500: '#4392B2',
600: '#3A7288',
700: '#2E5261',
800: '#213740',
900: '#162227',
},
}
$base: #175167; $base-ink: #FFFFFF; $base-50: #F2FAFD; $base-100: #DDF0F8; $base-200: #BDE1F0; $base-300: #8FC9E0; $base-400: #65B0CD; $base-500: #4392B2; $base-600: #3A7288; $base-700: #2E5261; $base-800: #213740; $base-900: #162227; $base-hover: #134153; $base-subtle: #AAD2E1;
{
"color": {
"base": {
"value": "#175167",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F2FAFD",
"type": "color"
},
"100": {
"value": "#DDF0F8",
"type": "color"
},
"200": {
"value": "#BDE1F0",
"type": "color"
},
"300": {
"value": "#8FC9E0",
"type": "color"
},
"400": {
"value": "#65B0CD",
"type": "color"
},
"500": {
"value": "#4392B2",
"type": "color"
},
"600": {
"value": "#3A7288",
"type": "color"
},
"700": {
"value": "#2E5261",
"type": "color"
},
"800": {
"value": "#213740",
"type": "color"
},
"900": {
"value": "#162227",
"type": "color"
}
}
}
}