What color is #331D02?

#331D02 is a very dark, vivid orange. In RGB it is rgb(51, 29, 2), and in HSL hsl(33, 92%, 10%).

Is #331D02 accessible as text?

On white, #331D02 has a contrast ratio of 15.94:1 (passes WCAG AA for body text); on black it is 1.32:1 (fails). For text placed on #331D02, use white for the best readability.

What is the closest Tailwind color to #331D02?

The nearest Tailwind CSS token is yellow-950 (#432004).

What colors go well with #331D02?

#331D02 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #021731. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #331D02 below.

Is #331D02 good for buttons?

#331D02 works well for buttons and highlights, but use white text on #331D02 — black text only reaches 1.32:1, below the 4.5:1 needed for normal-size labels.

Is #331D02 the same as CSS darkslategray?

No — #331D02 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.

#331D02 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #331D02

Not just a swatch — here's how #331D02 works with other colors. Named schemes with #331D02 in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #331D02 Secondary #B46619 Accent #727945 Surface #F3ECDD 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 #331D02 Secondary #794A23 Surface #E9DAC0 Accent #40503C Anchor #5B222A

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 #331D02 Surface #E1CFA8 Secondary #AF7B54 Accent #94986F 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 #331D02 Surface #EFE9DC Highlight #F6F1E7 Secondary #B9AF9F 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 #331D02 Secondary #4D443C 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.

Build a working theme in the generator →

Color Lab

How #331D02 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 65/100

Warm

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

Softness 26/100

Low

Firm and assertive — carries weight and contrast.

Depth 72/100

High

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

Naturalness 67/100

High

Organic, earthy character — at home in wellness, food and craft brands.

Vintage feel 44/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 73/100

High

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

Brand distinctiveness 20/100

Low

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

UI accent fit 20/100

Very low

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

Surface fit 52/100

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 #331D02

For UI

For branding

For interior

For fashion

People also use #331D02 with

Rosewood Sacramento Green Graphite 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 15.9:1. Use

Subtle surface Use #F0D4B3 for cards and hover fills. Tint 80

Avoid beside #312B02 — 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 #331D02 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: #331D02;
  --color-base-rgb: 51 29 2;
  --color-base-oklch: oklch(25.4% 0.053 68.1);
  --color-50: #FEF8F0;
  --color-100: #FDECD8;
  --color-200: #FCDAB1;
  --color-300: #F3BE7C;
  --color-400: #E5A14D;
  --color-500: #CB8229;
  --color-600: #9A6728;
  --color-700: #6D4B22;
  --color-800: #47331A;
  --color-900: #2B2012;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  bistre: {
    50: '#FEF8F0',
    100: '#FDECD8',
    200: '#FCDAB1',
    300: '#F3BE7C',
    400: '#E5A14D',
    500: '#CB8229',
    600: '#9A6728',
    700: '#6D4B22',
    800: '#47331A',
    900: '#2B2012',
  },
}

$base: #331D02;
$base-ink: #FFFFFF;
$base-50: #FEF8F0;
$base-100: #FDECD8;
$base-200: #FCDAB1;
$base-300: #F3BE7C;
$base-400: #E5A14D;
$base-500: #CB8229;
$base-600: #9A6728;
$base-700: #6D4B22;
$base-800: #47331A;
$base-900: #2B2012;
$base-hover: #271602;
$base-subtle: #EABF8A;

{
    "color": {
        "base": {
            "value": "#331D02",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEF8F0",
                "type": "color"
            },
            "100": {
                "value": "#FDECD8",
                "type": "color"
            },
            "200": {
                "value": "#FCDAB1",
                "type": "color"
            },
            "300": {
                "value": "#F3BE7C",
                "type": "color"
            },
            "400": {
                "value": "#E5A14D",
                "type": "color"
            },
            "500": {
                "value": "#CB8229",
                "type": "color"
            },
            "600": {
                "value": "#9A6728",
                "type": "color"
            },
            "700": {
                "value": "#6D4B22",
                "type": "color"
            },
            "800": {
                "value": "#47331A",
                "type": "color"
            },
            "900": {
                "value": "#2B2012",
                "type": "color"
            }
        }
    }
}

Palettes built on #331D02

Color Lab

Pairs with #331D02

UI roles & guardrails

In real applications

Scales

Every model

Export