#B4730B is a mid-toned, warm lime green. 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 #B4730B works with other colors. Named schemes with #B4730B 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 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.
Copper plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.
Copper sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
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 #B4730B 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 #B4730B at work across the surfaces designers actually ship.
:root {
--color-base: #B4730B;
--color-base-rgb: 180 115 11;
--color-base-oklch: oklch(61.0% 0.130 69.8);
--color-50: #FEF9F0;
--color-100: #FDEFD8;
--color-200: #FADFB2;
--color-300: #F0C57F;
--color-400: #E2AA50;
--color-500: #C88C2D;
--color-600: #986E2A;
--color-700: #6B5024;
--color-800: #46351B;
--color-900: #2B2113;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
copper: {
50: '#FEF9F0',
100: '#FDEFD8',
200: '#FADFB2',
300: '#F0C57F',
400: '#E2AA50',
500: '#C88C2D',
600: '#986E2A',
700: '#6B5024',
800: '#46351B',
900: '#2B2113',
},
}
$base: #B4730B; $base-ink: #141310; $base-50: #FEF9F0; $base-100: #FDEFD8; $base-200: #FADFB2; $base-300: #F0C57F; $base-400: #E2AA50; $base-500: #C88C2D; $base-600: #986E2A; $base-700: #6B5024; $base-800: #46351B; $base-900: #2B2113; $base-hover: #8E5B09; $base-subtle: #EFD6AF;
{
"color": {
"base": {
"value": "#B4730B",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#FEF9F0",
"type": "color"
},
"100": {
"value": "#FDEFD8",
"type": "color"
},
"200": {
"value": "#FADFB2",
"type": "color"
},
"300": {
"value": "#F0C57F",
"type": "color"
},
"400": {
"value": "#E2AA50",
"type": "color"
},
"500": {
"value": "#C88C2D",
"type": "color"
},
"600": {
"value": "#986E2A",
"type": "color"
},
"700": {
"value": "#6B5024",
"type": "color"
},
"800": {
"value": "#46351B",
"type": "color"
},
"900": {
"value": "#2B2113",
"type": "color"
}
}
}
}