#424092 is a mid-toned, cool purple. 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 #424092 works with other colors. Named schemes with #424092 in its natural role, and a note on why the supporting colors balance it.
Dark Slate Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Dark Slate 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.
Dark Slate Blue anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.
Dark Slate Blue sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Dark Slate 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 Dark Slate Blue carrying the quiet middle.
How #424092 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 #424092 at work across the surfaces designers actually ship.
:root {
--color-base: #424092;
--color-base-rgb: 66 64 146;
--color-base-oklch: oklch(42.0% 0.131 280.2);
--color-50: #F4F4FB;
--color-100: #E2E2F3;
--color-200: #C7C6E6;
--color-300: #9F9ED1;
--color-400: #7A79B9;
--color-500: #59589D;
--color-600: #494979;
--color-700: #383857;
--color-800: #27273A;
--color-900: #191924;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
dark-slate-blue: {
50: '#F4F4FB',
100: '#E2E2F3',
200: '#C7C6E6',
300: '#9F9ED1',
400: '#7A79B9',
500: '#59589D',
600: '#494979',
700: '#383857',
800: '#27273A',
900: '#191924',
},
}
$base: #424092; $base-ink: #FFFFFF; $base-50: #F4F4FB; $base-100: #E2E2F3; $base-200: #C7C6E6; $base-300: #9F9ED1; $base-400: #7A79B9; $base-500: #59589D; $base-600: #494979; $base-700: #383857; $base-800: #27273A; $base-900: #191924; $base-hover: #343374; $base-subtle: #C5C4DF;
{
"color": {
"base": {
"value": "#424092",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F4F4FB",
"type": "color"
},
"100": {
"value": "#E2E2F3",
"type": "color"
},
"200": {
"value": "#C7C6E6",
"type": "color"
},
"300": {
"value": "#9F9ED1",
"type": "color"
},
"400": {
"value": "#7A79B9",
"type": "color"
},
"500": {
"value": "#59589D",
"type": "color"
},
"600": {
"value": "#494979",
"type": "color"
},
"700": {
"value": "#383857",
"type": "color"
},
"800": {
"value": "#27273A",
"type": "color"
},
"900": {
"value": "#191924",
"type": "color"
}
}
}
}