#642750 is a deep, warm rose. On the Color Lab it reads clean and engineered, with a faded, vintage edge. It carries a legible label as a UI accent and reproduces cleanly in print.
Not just a swatch — here's how #642750 works with other colors. Named schemes with #642750 in its natural role, and a note on why the supporting colors balance it.
Byzantium plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.
Byzantium 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.
Byzantium 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 Byzantium.
Byzantium sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Byzantium 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 Byzantium carrying the quiet middle.
How #642750 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 #642750 at work across the surfaces designers actually ship.
:root {
--color-base: #642750;
--color-base-rgb: 100 39 80;
--color-base-oklch: oklch(37.5% 0.103 342.2);
--color-50: #FBF4F9;
--color-100: #F4E1EE;
--color-200: #E8C4DC;
--color-300: #D49BC1;
--color-400: #BD75A5;
--color-500: #A15487;
--color-600: #7C466A;
--color-700: #59364D;
--color-800: #3B2634;
--color-900: #251921;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
byzantium: {
50: '#FBF4F9',
100: '#F4E1EE',
200: '#E8C4DC',
300: '#D49BC1',
400: '#BD75A5',
500: '#A15487',
600: '#7C466A',
700: '#59364D',
800: '#3B2634',
900: '#251921',
},
}
$base: #642750; $base-ink: #FFFFFF; $base-50: #FBF4F9; $base-100: #F4E1EE; $base-200: #E8C4DC; $base-300: #D49BC1; $base-400: #BD75A5; $base-500: #A15487; $base-600: #7C466A; $base-700: #59364D; $base-800: #3B2634; $base-900: #251921; $base-hover: #4F1F3F; $base-subtle: #DAB4CD;
{
"color": {
"base": {
"value": "#642750",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#FBF4F9",
"type": "color"
},
"100": {
"value": "#F4E1EE",
"type": "color"
},
"200": {
"value": "#E8C4DC",
"type": "color"
},
"300": {
"value": "#D49BC1",
"type": "color"
},
"400": {
"value": "#BD75A5",
"type": "color"
},
"500": {
"value": "#A15487",
"type": "color"
},
"600": {
"value": "#7C466A",
"type": "color"
},
"700": {
"value": "#59364D",
"type": "color"
},
"800": {
"value": "#3B2634",
"type": "color"
},
"900": {
"value": "#251921",
"type": "color"
}
}
}
}