#BC731A is a mid-toned, warm yellow. On the Color Lab it reads organic and grounded, 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 #BC731A works with other colors. Named schemes with #BC731A in its natural role, and a note on why the supporting colors balance it.
This palette keeps Copper as the dominant warm neutral, balanced by muted terracotta and olive earth tones and grounded by a deep espresso anchor.
Copper holds the warm center of this desert palette with sand and clay beside it, a muted-sage accent and a dark-brown anchor.
Copper opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Copper sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.
Copper 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 Copper carrying the quiet middle.
How #BC731A 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 #BC731A at work across the surfaces designers actually ship.
:root {
--color-base: #BC731A;
--color-base-rgb: 188 115 26;
--color-base-oklch: oklch(62.1% 0.131 64.5);
--color-50: #FEF8F1;
--color-100: #FBECDA;
--color-200: #F5D9B7;
--color-300: #E9BD87;
--color-400: #D89F5A;
--color-500: #BD8137;
--color-600: #906632;
--color-700: #664A29;
--color-800: #43321E;
--color-900: #292014;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
copper: {
50: '#FEF8F1',
100: '#FBECDA',
200: '#F5D9B7',
300: '#E9BD87',
400: '#D89F5A',
500: '#BD8137',
600: '#906632',
700: '#664A29',
800: '#43321E',
900: '#292014',
},
}
$base: #BC731A; $base-ink: #141310; $base-50: #FEF8F1; $base-100: #FBECDA; $base-200: #F5D9B7; $base-300: #E9BD87; $base-400: #D89F5A; $base-500: #BD8137; $base-600: #906632; $base-700: #664A29; $base-800: #43321E; $base-900: #292014; $base-hover: #975C15; $base-subtle: #ECD5B9;
{
"color": {
"base": {
"value": "#BC731A",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#FEF8F1",
"type": "color"
},
"100": {
"value": "#FBECDA",
"type": "color"
},
"200": {
"value": "#F5D9B7",
"type": "color"
},
"300": {
"value": "#E9BD87",
"type": "color"
},
"400": {
"value": "#D89F5A",
"type": "color"
},
"500": {
"value": "#BD8137",
"type": "color"
},
"600": {
"value": "#906632",
"type": "color"
},
"700": {
"value": "#664A29",
"type": "color"
},
"800": {
"value": "#43321E",
"type": "color"
},
"900": {
"value": "#292014",
"type": "color"
}
}
}
}