What color is #1D401B?

#1D401B is a dark green. In RGB it is rgb(29, 64, 27), and in HSL hsl(117, 41%, 18%).

Is #1D401B accessible as text?

On white, #1D401B has a contrast ratio of 11.66:1 (passes WCAG AA for body text); on black it is 1.80:1 (fails). For text placed on #1D401B, use white for the best readability.

What is the closest Tailwind color to #1D401B?

The nearest Tailwind CSS token is emerald-900 (#004F3B).

What colors go well with #1D401B?

#1D401B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #3F1B41. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #1D401B below.

Is #1D401B good for buttons?

#1D401B works well for buttons and highlights, but use white text on #1D401B — black text only reaches 1.80:1, below the 4.5:1 needed for normal-size labels.

Is #1D401B the same as CSS darkslategray?

No — #1D401B 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.

#1D401B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #1D401B

Not just a swatch — here's how #1D401B works with other colors. Named schemes with #1D401B in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #1D401B Secondary #4D6B3B Accent #AD6B00 Surface #EEEAD6 Anchor #3C2F21

British Racing Green leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.

Vintage Leather Lead · 5 colors

Lead #1D401B Secondary #754E1C Surface #E6DBC0 Accent #3C5140 Anchor #5B2322

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

Japanese Sand Base · 5 colors

Base #1D401B Surface #EEE9DC Highlight #F5F1E7 Secondary #B7B09F Ink #2B2723

British Racing Green 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 #1D401B Anchor #141210 Accent #C1A64B Secondary #232C22 Surface #F1EDE3

British Racing Green 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 #1D401B Secondary #546053 Support #989286 Ink #17140F

British Racing Green 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 British Racing Green carrying the quiet middle.

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Color Lab

How #1D401B 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 49/100

Neutral

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

Softness 32/100

Low

Firm and assertive — carries weight and contrast.

Depth 65/100

High

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

Naturalness 94/100

Very high

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

Vintage feel 49/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 69/100

High

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

Brand distinctiveness 29/100

Low

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

UI accent fit 43/100

Moderate

Workable accent with care around contrast.

Surface fit 41/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 84/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #1D401B

For UI

For branding

For interior

For fashion

People also use #1D401B with

Army Green Bottle Green Russian Violet Platinum Hunter Green

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 11.7:1. Use

Subtle surface Use #CAE2C9 for cards and hover fills. Tint 80

Avoid beside #1B4126 — 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 #1D401B 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: #1D401B;
  --color-base-rgb: 29 64 27;
  --color-base-oklch: oklch(33.5% 0.074 142.7);
  --color-50: #F4FBF4;
  --color-100: #E3F3E2;
  --color-200: #C7E7C6;
  --color-300: #A0D29D;
  --color-400: #7ABB77;
  --color-500: #5A9E56;
  --color-600: #4A7A47;
  --color-700: #395837;
  --color-800: #283A27;
  --color-900: #1A2419;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  british-racing-green: {
    50: '#F4FBF4',
    100: '#E3F3E2',
    200: '#C7E7C6',
    300: '#A0D29D',
    400: '#7ABB77',
    500: '#5A9E56',
    600: '#4A7A47',
    700: '#395837',
    800: '#283A27',
    900: '#1A2419',
  },
}

$base: #1D401B;
$base-ink: #FFFFFF;
$base-50: #F4FBF4;
$base-100: #E3F3E2;
$base-200: #C7E7C6;
$base-300: #A0D29D;
$base-400: #7ABB77;
$base-500: #5A9E56;
$base-600: #4A7A47;
$base-700: #395837;
$base-800: #283A27;
$base-900: #1A2419;
$base-hover: #173416;
$base-subtle: #AFD4AD;

{
    "color": {
        "base": {
            "value": "#1D401B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F4FBF4",
                "type": "color"
            },
            "100": {
                "value": "#E3F3E2",
                "type": "color"
            },
            "200": {
                "value": "#C7E7C6",
                "type": "color"
            },
            "300": {
                "value": "#A0D29D",
                "type": "color"
            },
            "400": {
                "value": "#7ABB77",
                "type": "color"
            },
            "500": {
                "value": "#5A9E56",
                "type": "color"
            },
            "600": {
                "value": "#4A7A47",
                "type": "color"
            },
            "700": {
                "value": "#395837",
                "type": "color"
            },
            "800": {
                "value": "#283A27",
                "type": "color"
            },
            "900": {
                "value": "#1A2419",
                "type": "color"
            }
        }
    }
}

Palettes built on #1D401B

Color Lab

Pairs with #1D401B

UI roles & guardrails

In real applications

Scales

Every model

Export