#413677 is a deep, 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 #413677 works with other colors. Named schemes with #413677 in its natural role, and a note on why the supporting colors balance it.
Dark Slate 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.
Dark Slate 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 Dark Slate Blue.
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 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 #413677 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 #413677 at work across the surfaces designers actually ship.
:root {
--color-base: #413677;
--color-base-rgb: 65 54 119;
--color-base-oklch: oklch(38.0% 0.107 288.0);
--color-50: #F5F4FB;
--color-100: #E5E2F3;
--color-200: #CCC7E6;
--color-300: #A79FD0;
--color-400: #847AB8;
--color-500: #64599C;
--color-600: #514979;
--color-700: #3D3857;
--color-800: #2A273A;
--color-900: #1B1924;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
dark-slate-blue: {
50: '#F5F4FB',
100: '#E5E2F3',
200: '#CCC7E6',
300: '#A79FD0',
400: '#847AB8',
500: '#64599C',
600: '#514979',
700: '#3D3857',
800: '#2A273A',
900: '#1B1924',
},
}
$base: #413677; $base-ink: #FFFFFF; $base-50: #F5F4FB; $base-100: #E5E2F3; $base-200: #CCC7E6; $base-300: #A79FD0; $base-400: #847AB8; $base-500: #64599C; $base-600: #514979; $base-700: #3D3857; $base-800: #2A273A; $base-900: #1B1924; $base-hover: #342B60; $base-subtle: #C3BEDB;
{
"color": {
"base": {
"value": "#413677",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F5F4FB",
"type": "color"
},
"100": {
"value": "#E5E2F3",
"type": "color"
},
"200": {
"value": "#CCC7E6",
"type": "color"
},
"300": {
"value": "#A79FD0",
"type": "color"
},
"400": {
"value": "#847AB8",
"type": "color"
},
"500": {
"value": "#64599C",
"type": "color"
},
"600": {
"value": "#514979",
"type": "color"
},
"700": {
"value": "#3D3857",
"type": "color"
},
"800": {
"value": "#2A273A",
"type": "color"
},
"900": {
"value": "#1B1924",
"type": "color"
}
}
}
}