What color is #401B21?

#401B21 is a dark red. In RGB it is rgb(64, 27, 33), and in HSL hsl(350, 41%, 18%).

Is #401B21 accessible as text?

On white, #401B21 has a contrast ratio of 15.04:1 (passes WCAG AA for body text); on black it is 1.40:1 (fails). For text placed on #401B21, use white for the best readability.

What is the closest Tailwind color to #401B21?

The nearest Tailwind CSS token is orange-950 (#441306).

What colors go well with #401B21?

#401B21 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #1B413A. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #401B21 below.

Is #401B21 good for buttons?

#401B21 works well for buttons and highlights, but use white text on #401B21 — black text only reaches 1.40:1, below the 4.5:1 needed for normal-size labels.

Is #401B21 the same as CSS maroon?

No — #401B21 is not the CSS named color maroon, but maroon (#800000) is the closest CSS named color.

#401B21 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #401B21

Not just a swatch — here's how #401B21 works with other colors. Named schemes with #401B21 in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #401B21 Secondary #7C4829 Surface #EBD9C1 Accent #444F39 Anchor #5A2230

Bistre plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Warm Autumn Interior Dominant · 5 colors

Dominant #401B21 Secondary #B8622A Accent #797642 Surface #F5EBDD Anchor #3B2A21

This palette keeps Bistre as the dominant warm neutral, balanced by muted terracotta and olive earth tones and grounded by a deep espresso anchor.

Japanese Sand Base · 5 colors

Base #401B21 Surface #F0E8DC Highlight #F7F1E7 Secondary #BBAEA0 Ink #2B2723

Bistre 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.

Luxury Packaging Feature · 5 colors

Feature #401B21 Anchor #141210 Accent #D29D4F Secondary #322526 Surface #F3EDE3

Bistre 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.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #401B21 Secondary #57484A Support #9B9087 Ink #17140F

Bistre 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 Bistre carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #401B21 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.

Warmth 63/100

Warm

Reads warm and advancing — inviting, energetic, draws the eye forward.

Softness 28/100

Low

Firm and assertive — carries weight and contrast.

Depth 70/100

High

Deep and grounding — anchors a layout, strong dark-mode base.

Naturalness 38/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 47/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 72/100

High

Restrained and premium — deep, quiet, high-end packaging and fashion.

Brand distinctiveness 22/100

Low

Quiet and neutral — a supporting tone, not a signature.

UI accent fit 25/100

Low

Weak as an action color — too pale, too dark or too muted to signal.

Surface fit 49/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 94/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #401B21

For UI

For branding

For interior

For fashion

People also use #401B21 with

Byzantium Bistre Bottle Green Gainsboro Taupe

UI roles & guardrails

Primary action Safe as a filled button with white label. AAA

Body text Passes on white at 16px and above. Pass

Large display Fine for headings 24px+ on white. Pass

Background Pair with white text at 15.0:1. Use

Subtle surface Use #E2C9CD for cards and hover fills. Tint 80

Avoid beside #41211B — the hue gap is too small to read as intentional. Clash

In real applications

Not a swatch to memorise — a color to build with. Here is #401B21 at work across the surfaces designers actually ship.

Website / UI

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Dashboard

Revenue

$48.2k ▲ 12%

Brand

AVELINE

Studio

Poster

Nov 14 · 8PM

NIGHT
MARKET

Packaging

BLOOM

Botanical Wash

250 ml

Interior

Every model

Export

:root {
  --color-base: #401B21;
  --color-base-rgb: 64 27 33;
  --color-base-oklch: oklch(27.8% 0.058 11.4);
  --color-50: #FBF4F5;
  --color-100: #F3E2E5;
  --color-200: #E7C6CB;
  --color-300: #D29DA6;
  --color-400: #BB7782;
  --color-500: #9E5662;
  --color-600: #7A4750;
  --color-700: #58373C;
  --color-800: #3A272A;
  --color-900: #24191B;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  bistre: {
    50: '#FBF4F5',
    100: '#F3E2E5',
    200: '#E7C6CB',
    300: '#D29DA6',
    400: '#BB7782',
    500: '#9E5662',
    600: '#7A4750',
    700: '#58373C',
    800: '#3A272A',
    900: '#24191B',
  },
}

$base: #401B21;
$base-ink: #FFFFFF;
$base-50: #FBF4F5;
$base-100: #F3E2E5;
$base-200: #E7C6CB;
$base-300: #D29DA6;
$base-400: #BB7782;
$base-500: #9E5662;
$base-600: #7A4750;
$base-700: #58373C;
$base-800: #3A272A;
$base-900: #24191B;
$base-hover: #34161B;
$base-subtle: #D4ADB3;

{
    "color": {
        "base": {
            "value": "#401B21",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FBF4F5",
                "type": "color"
            },
            "100": {
                "value": "#F3E2E5",
                "type": "color"
            },
            "200": {
                "value": "#E7C6CB",
                "type": "color"
            },
            "300": {
                "value": "#D29DA6",
                "type": "color"
            },
            "400": {
                "value": "#BB7782",
                "type": "color"
            },
            "500": {
                "value": "#9E5662",
                "type": "color"
            },
            "600": {
                "value": "#7A4750",
                "type": "color"
            },
            "700": {
                "value": "#58373C",
                "type": "color"
            },
            "800": {
                "value": "#3A272A",
                "type": "color"
            },
            "900": {
                "value": "#24191B",
                "type": "color"
            }
        }
    }
}