#142491 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 #142491 works with other colors. Named schemes with #142491 in its natural role, and a note on why the supporting colors balance it.
Klein 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.
Klein 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 Klein Blue.
Klein Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Klein 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.
Klein 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 Klein Blue carrying the quiet middle.
How #142491 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 #142491 at work across the surfaces designers actually ship.
:root {
--color-base: #142491;
--color-base-rgb: 20 36 145;
--color-base-oklch: oklch(34.1% 0.176 267.5);
--color-50: #F1F3FE;
--color-100: #DADFFB;
--color-200: #B7C0F5;
--color-300: #8794E9;
--color-400: #5A6BD8;
--color-500: #3749BD;
--color-600: #323E90;
--color-700: #293166;
--color-800: #1E2343;
--color-900: #141729;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
klein-blue: {
50: '#F1F3FE',
100: '#DADFFB',
200: '#B7C0F5',
300: '#8794E9',
400: '#5A6BD8',
500: '#3749BD',
600: '#323E90',
700: '#293166',
800: '#1E2343',
900: '#141729',
},
}
$base: #142491; $base-ink: #FFFFFF; $base-50: #F1F3FE; $base-100: #DADFFB; $base-200: #B7C0F5; $base-300: #8794E9; $base-400: #5A6BD8; $base-500: #3749BD; $base-600: #323E90; $base-700: #293166; $base-800: #1E2343; $base-900: #141729; $base-hover: #101D73; $base-subtle: #ADB5E9;
{
"color": {
"base": {
"value": "#142491",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F1F3FE",
"type": "color"
},
"100": {
"value": "#DADFFB",
"type": "color"
},
"200": {
"value": "#B7C0F5",
"type": "color"
},
"300": {
"value": "#8794E9",
"type": "color"
},
"400": {
"value": "#5A6BD8",
"type": "color"
},
"500": {
"value": "#3749BD",
"type": "color"
},
"600": {
"value": "#323E90",
"type": "color"
},
"700": {
"value": "#293166",
"type": "color"
},
"800": {
"value": "#1E2343",
"type": "color"
},
"900": {
"value": "#141729",
"type": "color"
}
}
}
}