What color is #37221F?

#37221F is a very dark low-chroma warm gray with a subtle warm cast. In RGB it is rgb(55, 34, 31), and in HSL hsl(8, 28%, 17%).

Is #37221F accessible as text?

On white, #37221F has a contrast ratio of 14.88:1 (passes WCAG AA for body text); on black it is 1.41:1 (fails). For text placed on #37221F, use white for the best readability.

What is the closest Tailwind color to #37221F?

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

What colors go well with #37221F?

As a neutral, #37221F 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 #37221F the same as CSS darkslategray?

No — #37221F 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.

#37221F Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #37221F

Not just a swatch — here's how #37221F works with other colors. Named schemes with #37221F in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #37221F Secondary #7B4927 Surface #EAD9C0 Accent #43503A Anchor #5A222E

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 #37221F Secondary #B76325 Accent #777743 Surface #F4EBDD 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 #37221F Surface #F0E9DC 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 #37221F Anchor #141210 Accent #D09E4D Secondary #322523 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 #37221F Secondary #534A49 Support #9B9186 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 #37221F 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 59/100

Neutral

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

Softness 29/100

Low

Firm and assertive — carries weight and contrast.

Depth 68/100

High

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

Naturalness 42/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 41/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 70/100

High

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

Brand distinctiveness 13/100

Very low

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

UI accent fit 21/100

Low

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

Surface fit 57/100

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 #37221F

For UI

For branding

For interior

For fashion

People also use #37221F with

Taupe Bistre Gunmetal Gray Gainsboro

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 14.9:1. Use

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

Avoid beside #372B1F — 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 #37221F 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: #37221F;
  --color-base-rgb: 55 34 31;
  --color-base-oklch: oklch(27.8% 0.033 28.3);
  --color-50: #FAF6F5;
  --color-100: #F1E6E5;
  --color-200: #E2CECB;
  --color-300: #CAAAA6;
  --color-400: #B08882;
  --color-500: #936862;
  --color-600: #72544F;
  --color-700: #533F3C;
  --color-800: #372C2A;
  --color-900: #221C1B;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  bistre: {
    50: '#FAF6F5',
    100: '#F1E6E5',
    200: '#E2CECB',
    300: '#CAAAA6',
    400: '#B08882',
    500: '#936862',
    600: '#72544F',
    700: '#533F3C',
    800: '#372C2A',
    900: '#221C1B',
  },
}

$base: #37221F;
$base-ink: #FFFFFF;
$base-50: #FAF6F5;
$base-100: #F1E6E5;
$base-200: #E2CECB;
$base-300: #CAAAA6;
$base-400: #B08882;
$base-500: #936862;
$base-600: #72544F;
$base-700: #533F3C;
$base-800: #372C2A;
$base-900: #221C1B;
$base-hover: #2C1C19;
$base-subtle: #CDB6B2;

{
    "color": {
        "base": {
            "value": "#37221F",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FAF6F5",
                "type": "color"
            },
            "100": {
                "value": "#F1E6E5",
                "type": "color"
            },
            "200": {
                "value": "#E2CECB",
                "type": "color"
            },
            "300": {
                "value": "#CAAAA6",
                "type": "color"
            },
            "400": {
                "value": "#B08882",
                "type": "color"
            },
            "500": {
                "value": "#936862",
                "type": "color"
            },
            "600": {
                "value": "#72544F",
                "type": "color"
            },
            "700": {
                "value": "#533F3C",
                "type": "color"
            },
            "800": {
                "value": "#372C2A",
                "type": "color"
            },
            "900": {
                "value": "#221C1B",
                "type": "color"
            }
        }
    }
}

Palettes built on #37221F

Color Lab

Pairs with #37221F

UI roles & guardrails

In real applications

Scales

Every model

Export