What color is #3B291B?

#3B291B is a very dark low-chroma warm gray with a subtle warm cast. In RGB it is rgb(59, 41, 27), and in HSL hsl(26, 37%, 17%).

Is #3B291B accessible as text?

On white, #3B291B has a contrast ratio of 13.83:1 (passes WCAG AA for body text); on black it is 1.52:1 (fails). For text placed on #3B291B, use white for the best readability.

What is the closest Tailwind color to #3B291B?

The nearest Tailwind CSS token is stone-800 (#292524).

What colors go well with #3B291B?

As a neutral, #3B291B pairs cleanly with white, off-white and light grays for text, and sits under accent hues like blue, violet, emerald or warm orange — use it as a dark surface or high-contrast base and let the accent carry the color.

Is #3B291B the same as CSS darkslategray?

No — #3B291B is not the CSS named color darkslategray, but darkslategray (#2F4F4F) is the closest CSS named color by perceptual color distance — it sits in a different color family, so treat it as a rough reference, not a match.

#3B291B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #3B291B

Not just a swatch — here's how #3B291B works with other colors. Named schemes with #3B291B in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #3B291B Secondary #B5651C Accent #747845 Surface #F4ECDD Anchor #3B2A20

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

Vintage Leather Lead · 5 colors

Lead #3B291B Secondary #7A4A24 Surface #E9DAC0 Accent #41503C Anchor #5B222B

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.

Desert Clay Center · 5 colors

Center #3B291B Surface #E2CEA8 Secondary #B07A55 Accent #95986E Anchor #3E2C20

Bistre holds the warm center of this desert palette with sand and clay beside it, a muted-sage accent and a dark-brown anchor.

Japanese Sand Base · 5 colors

Base #3B291B Surface #F0E9DC Highlight #F6F1E7 Secondary #BAAF9F 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.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #3B291B Secondary #58514B Support #9A9186 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.

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Color Lab

How #3B291B 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 61/100

Neutral

Balanced temperature — flexible, sits between warm and cool schemes.

Softness 31/100

Low

Firm and assertive — carries weight and contrast.

Depth 66/100

High

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

Naturalness 47/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 44/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 68/100

High

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

Brand distinctiveness 14/100

Very 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 55/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 96/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #3B291B

For UI

For branding

For interior

For fashion

People also use #3B291B with

Espresso Gunmetal Gray Greige 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 13.8:1. Use

Subtle surface Use #E0D3C9 for cards and hover fills. Tint 80

Avoid beside #3B341B — 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 #3B291B 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: #3B291B;
  --color-base-rgb: 59 41 27;
  --color-base-oklch: oklch(29.8% 0.036 58.7);
  --color-50: #FAF7F4;
  --color-100: #F3EAE3;
  --color-200: #E5D4C7;
  --color-300: #CFB4A0;
  --color-400: #B8957A;
  --color-500: #9B765A;
  --color-600: #785E4A;
  --color-700: #564538;
  --color-800: #392F28;
  --color-900: #241E1A;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  bistre: {
    50: '#FAF7F4',
    100: '#F3EAE3',
    200: '#E5D4C7',
    300: '#CFB4A0',
    400: '#B8957A',
    500: '#9B765A',
    600: '#785E4A',
    700: '#564538',
    800: '#392F28',
    900: '#241E1A',
  },
}

$base: #3B291B;
$base-ink: #FFFFFF;
$base-50: #FAF7F4;
$base-100: #F3EAE3;
$base-200: #E5D4C7;
$base-300: #CFB4A0;
$base-400: #B8957A;
$base-500: #9B765A;
$base-600: #785E4A;
$base-700: #564538;
$base-800: #392F28;
$base-900: #241E1A;
$base-hover: #302116;
$base-subtle: #D1BDAE;

{
    "color": {
        "base": {
            "value": "#3B291B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FAF7F4",
                "type": "color"
            },
            "100": {
                "value": "#F3EAE3",
                "type": "color"
            },
            "200": {
                "value": "#E5D4C7",
                "type": "color"
            },
            "300": {
                "value": "#CFB4A0",
                "type": "color"
            },
            "400": {
                "value": "#B8957A",
                "type": "color"
            },
            "500": {
                "value": "#9B765A",
                "type": "color"
            },
            "600": {
                "value": "#785E4A",
                "type": "color"
            },
            "700": {
                "value": "#564538",
                "type": "color"
            },
            "800": {
                "value": "#392F28",
                "type": "color"
            },
            "900": {
                "value": "#241E1A",
                "type": "color"
            }
        }
    }
}

Palettes built on #3B291B

Color Lab

Pairs with #3B291B

UI roles & guardrails

In real applications

Scales

Every model

Export