#B331BA is a mid-toned, temperate pink. On the Color Lab it reads clean and engineered, bold and ownable. It carries a legible label as a UI accent and sits well as a supporting tone.
Not just a swatch — here's how #B331BA works with other colors. Named schemes with #B331BA in its natural role, and a note on why the supporting colors balance it.
Byzantine sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Byzantine is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Byzantine.
Byzantine 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 Byzantine carrying the quiet middle.
Byzantine glows at the center of this sunset palette, joined by coral and gold, deepened by a plum anchor and cooled with cream.
Byzantine plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.
How #B331BA 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 #B331BA at work across the surfaces designers actually ship.
:root {
--color-base: #B331BA;
--color-base-rgb: 179 49 186;
--color-base-oklch: oklch(56.5% 0.223 325.8);
--color-50: #FCF2FC;
--color-100: #F6DEF7;
--color-200: #EBBFEE;
--color-300: #D992DD;
--color-400: #C469C9;
--color-500: #A847AD;
--color-600: #813D85;
--color-700: #5C305F;
--color-800: #3D233E;
--color-900: #261726;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
byzantine: {
50: '#FCF2FC',
100: '#F6DEF7',
200: '#EBBFEE',
300: '#D992DD',
400: '#C469C9',
500: '#A847AD',
600: '#813D85',
700: '#5C305F',
800: '#3D233E',
900: '#261726',
},
}
$base: #B331BA; $base-ink: #FFFFFF; $base-50: #FCF2FC; $base-100: #F6DEF7; $base-200: #EBBFEE; $base-300: #D992DD; $base-400: #C469C9; $base-500: #A847AD; $base-600: #813D85; $base-700: #5C305F; $base-800: #3D233E; $base-900: #261726; $base-hover: #8F2794; $base-subtle: #E6C3E8;
{
"color": {
"base": {
"value": "#B331BA",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#FCF2FC",
"type": "color"
},
"100": {
"value": "#F6DEF7",
"type": "color"
},
"200": {
"value": "#EBBFEE",
"type": "color"
},
"300": {
"value": "#D992DD",
"type": "color"
},
"400": {
"value": "#C469C9",
"type": "color"
},
"500": {
"value": "#A847AD",
"type": "color"
},
"600": {
"value": "#813D85",
"type": "color"
},
"700": {
"value": "#5C305F",
"type": "color"
},
"800": {
"value": "#3D233E",
"type": "color"
},
"900": {
"value": "#261726",
"type": "color"
}
}
}
}