#3E3333 is a mid neutral with only a whisper of temperate cast. On the Color Lab it reads clean and engineered, quietly premium. It is too muted to lead as a primary accent and reproduces cleanly in print.
Not just a swatch — here's how #3E3333 works with other colors. Named schemes with #3E3333 in its natural role, and a note on why the supporting colors balance it.
Onyx is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Onyx.
Onyx plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.
Onyx 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.
Onyx 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.
Onyx 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 Onyx carrying the quiet middle.
How #3E3333 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 #3E3333 at work across the surfaces designers actually ship.
:root {
--color-base: #3E3333;
--color-base-rgb: 62 51 51;
--color-base-oklch: oklch(33.3% 0.016 18.0);
--color-50: #F8F7F7;
--color-100: #EDE8E8;
--color-200: #DAD2D2;
--color-300: #BEB1B1;
--color-400: #A19191;
--color-500: #837272;
--color-600: #675B5B;
--color-700: #4B4343;
--color-800: #332E2E;
--color-900: #201D1D;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
onyx: {
50: '#F8F7F7',
100: '#EDE8E8',
200: '#DAD2D2',
300: '#BEB1B1',
400: '#A19191',
500: '#837272',
600: '#675B5B',
700: '#4B4343',
800: '#332E2E',
900: '#201D1D',
},
}
$base: #3E3333; $base-ink: #FFFFFF; $base-50: #F8F7F7; $base-100: #EDE8E8; $base-200: #DAD2D2; $base-300: #BEB1B1; $base-400: #A19191; $base-500: #837272; $base-600: #675B5B; $base-700: #4B4343; $base-800: #332E2E; $base-900: #201D1D; $base-hover: #312828; $base-subtle: #C8BFBF;
{
"color": {
"base": {
"value": "#3E3333",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F8F7F7",
"type": "color"
},
"100": {
"value": "#EDE8E8",
"type": "color"
},
"200": {
"value": "#DAD2D2",
"type": "color"
},
"300": {
"value": "#BEB1B1",
"type": "color"
},
"400": {
"value": "#A19191",
"type": "color"
},
"500": {
"value": "#837272",
"type": "color"
},
"600": {
"value": "#675B5B",
"type": "color"
},
"700": {
"value": "#4B4343",
"type": "color"
},
"800": {
"value": "#332E2E",
"type": "color"
},
"900": {
"value": "#201D1D",
"type": "color"
}
}
}
}