#29237F is a deep, cool violet. On the Color Lab it reads clean and engineered, quietly premium. It sits well as a supporting tone.
Not just a swatch — here's how #29237F works with other colors. Named schemes with #29237F in its natural role, and a note on why the supporting colors balance it.
Midnight Blue carries the depth in this luxury scheme, offset by a brass accent and near-black and held together by a deep neutral and an off-white surface.
Midnight Blue adds the colour to this moody editorial scheme — charcoal and a mid-grey around it, a bone highlight, and a muted jewel accent drawn from Midnight Blue.
Midnight Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Midnight 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.
Midnight 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 Midnight Blue carrying the quiet middle.
How #29237F 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 #29237F at work across the surfaces designers actually ship.
:root {
--color-base: #29237F;
--color-base-rgb: 41 35 127;
--color-base-oklch: oklch(33.2% 0.148 277.5);
--color-50: #F3F3FC;
--color-100: #E0DEF7;
--color-200: #C2BFED;
--color-300: #9893DC;
--color-400: #706AC8;
--color-500: #4F48AD;
--color-600: #423D84;
--color-700: #33305E;
--color-800: #25233E;
--color-900: #181726;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
midnight-blue: {
50: '#F3F3FC',
100: '#E0DEF7',
200: '#C2BFED',
300: '#9893DC',
400: '#706AC8',
500: '#4F48AD',
600: '#423D84',
700: '#33305E',
800: '#25233E',
900: '#181726',
},
}
$base: #29237F; $base-ink: #FFFFFF; $base-50: #F3F3FC; $base-100: #E0DEF7; $base-200: #C2BFED; $base-300: #9893DC; $base-400: #706AC8; $base-500: #4F48AD; $base-600: #423D84; $base-700: #33305E; $base-800: #25233E; $base-900: #181726; $base-hover: #211C66; $base-subtle: #B7B4E2;
{
"color": {
"base": {
"value": "#29237F",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F3F3FC",
"type": "color"
},
"100": {
"value": "#E0DEF7",
"type": "color"
},
"200": {
"value": "#C2BFED",
"type": "color"
},
"300": {
"value": "#9893DC",
"type": "color"
},
"400": {
"value": "#706AC8",
"type": "color"
},
"500": {
"value": "#4F48AD",
"type": "color"
},
"600": {
"value": "#423D84",
"type": "color"
},
"700": {
"value": "#33305E",
"type": "color"
},
"800": {
"value": "#25233E",
"type": "color"
},
"900": {
"value": "#181726",
"type": "color"
}
}
}
}