#237385 is a mid-toned, cool blue. On the Color Lab it reads clean and engineered, restrained and easy to live with. It carries a legible label as a UI accent and reproduces cleanly in print.
Not just a swatch — here's how #237385 works with other colors. Named schemes with #237385 in its natural role, and a note on why the supporting colors balance it.
Teal Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Teal Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Teal 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 Teal Blue.
Teal 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.
Teal 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 Teal Blue carrying the quiet middle.
How #237385 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 #237385 at work across the surfaces designers actually ship.
:root {
--color-base: #237385;
--color-base-rgb: 35 115 133;
--color-base-oklch: oklch(51.6% 0.080 216.1);
--color-50: #F2FAFC;
--color-100: #DEF3F7;
--color-200: #BFE5EE;
--color-300: #92CFDD;
--color-400: #69B7C9;
--color-500: #479BAD;
--color-600: #3D7885;
--color-700: #30565F;
--color-800: #23393E;
--color-900: #172426;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
teal-blue: {
50: '#F2FAFC',
100: '#DEF3F7',
200: '#BFE5EE',
300: '#92CFDD',
400: '#69B7C9',
500: '#479BAD',
600: '#3D7885',
700: '#30565F',
800: '#23393E',
900: '#172426',
},
}
$base: #237385; $base-ink: #FFFFFF; $base-50: #F2FAFC; $base-100: #DEF3F7; $base-200: #BFE5EE; $base-300: #92CFDD; $base-400: #69B7C9; $base-500: #479BAD; $base-600: #3D7885; $base-700: #30565F; $base-800: #23393E; $base-900: #172426; $base-hover: #1C5C6A; $base-subtle: #B5DAE2;
{
"color": {
"base": {
"value": "#237385",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F2FAFC",
"type": "color"
},
"100": {
"value": "#DEF3F7",
"type": "color"
},
"200": {
"value": "#BFE5EE",
"type": "color"
},
"300": {
"value": "#92CFDD",
"type": "color"
},
"400": {
"value": "#69B7C9",
"type": "color"
},
"500": {
"value": "#479BAD",
"type": "color"
},
"600": {
"value": "#3D7885",
"type": "color"
},
"700": {
"value": "#30565F",
"type": "color"
},
"800": {
"value": "#23393E",
"type": "color"
},
"900": {
"value": "#172426",
"type": "color"
}
}
}
}