#673103 is a deep, 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 #673103 works with other colors. Named schemes with #673103 in its natural role, and a note on why the supporting colors balance it.
This palette keeps Sepia as the dominant warm neutral, balanced by muted terracotta and olive earth tones and grounded by a deep espresso anchor.
Sepia plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.
Sepia 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.
Sepia 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 Sepia.
Sepia 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 Sepia carrying the quiet middle.
How #673103 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 #673103 at work across the surfaces designers actually ship.
:root {
--color-base: #673103;
--color-base-rgb: 103 49 3;
--color-base-oklch: oklch(37.8% 0.094 53.2);
--color-50: #FEF7F0;
--color-100: #FDE9D8;
--color-200: #FCD4B1;
--color-300: #F4B47B;
--color-400: #E7944B;
--color-500: #CD7528;
--color-600: #9B5D26;
--color-700: #6D4521;
--color-800: #472F1A;
--color-900: #2B1E12;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
sepia: {
50: '#FEF7F0',
100: '#FDE9D8',
200: '#FCD4B1',
300: '#F4B47B',
400: '#E7944B',
500: '#CD7528',
600: '#9B5D26',
700: '#6D4521',
800: '#472F1A',
900: '#2B1E12',
},
}
$base: #673103; $base-ink: #FFFFFF; $base-50: #FEF7F0; $base-100: #FDE9D8; $base-200: #FCD4B1; $base-300: #F4B47B; $base-400: #E7944B; $base-500: #CD7528; $base-600: #9B5D26; $base-700: #6D4521; $base-800: #472F1A; $base-900: #2B1E12; $base-hover: #532803; $base-subtle: #EEC097;
{
"color": {
"base": {
"value": "#673103",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#FEF7F0",
"type": "color"
},
"100": {
"value": "#FDE9D8",
"type": "color"
},
"200": {
"value": "#FCD4B1",
"type": "color"
},
"300": {
"value": "#F4B47B",
"type": "color"
},
"400": {
"value": "#E7944B",
"type": "color"
},
"500": {
"value": "#CD7528",
"type": "color"
},
"600": {
"value": "#9B5D26",
"type": "color"
},
"700": {
"value": "#6D4521",
"type": "color"
},
"800": {
"value": "#472F1A",
"type": "color"
},
"900": {
"value": "#2B1E12",
"type": "color"
}
}
}
}