#731E4E is a deep, warm red. 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 #731E4E works with other colors. Named schemes with #731E4E in its natural role, and a note on why the supporting colors balance it.
Byzantium 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.
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 sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
This palette keeps Byzantium as the dominant warm neutral, balanced by muted terracotta and olive earth tones and grounded by a deep espresso anchor.
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 #731E4E 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 #731E4E at work across the surfaces designers actually ship.
:root {
--color-base: #731E4E;
--color-base-rgb: 115 30 78;
--color-base-oklch: oklch(38.8% 0.128 350.0);
--color-50: #FCF2F8;
--color-100: #F7DEEC;
--color-200: #EEBED9;
--color-300: #DE92BD;
--color-400: #CA68A0;
--color-500: #AE4681;
--color-600: #863C66;
--color-700: #5F304B;
--color-800: #3F2232;
--color-900: #271720;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
byzantium: {
50: '#FCF2F8',
100: '#F7DEEC',
200: '#EEBED9',
300: '#DE92BD',
400: '#CA68A0',
500: '#AE4681',
600: '#863C66',
700: '#5F304B',
800: '#3F2232',
900: '#271720',
},
}
$base: #731E4E; $base-ink: #FFFFFF; $base-50: #FCF2F8; $base-100: #F7DEEC; $base-200: #EEBED9; $base-300: #DE92BD; $base-400: #CA68A0; $base-500: #AE4681; $base-600: #863C66; $base-700: #5F304B; $base-800: #3F2232; $base-900: #271720; $base-hover: #5B173E; $base-subtle: #E1AFCB;
{
"color": {
"base": {
"value": "#731E4E",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#FCF2F8",
"type": "color"
},
"100": {
"value": "#F7DEEC",
"type": "color"
},
"200": {
"value": "#EEBED9",
"type": "color"
},
"300": {
"value": "#DE92BD",
"type": "color"
},
"400": {
"value": "#CA68A0",
"type": "color"
},
"500": {
"value": "#AE4681",
"type": "color"
},
"600": {
"value": "#863C66",
"type": "color"
},
"700": {
"value": "#5F304B",
"type": "color"
},
"800": {
"value": "#3F2232",
"type": "color"
},
"900": {
"value": "#271720",
"type": "color"
}
}
}
}