What color is #08400B?

#08400B is a very dark, vivid green. In RGB it is rgb(8, 64, 11), and in HSL hsl(123, 78%, 14%).

Is #08400B accessible as text?

On white, #08400B has a contrast ratio of 12.01:1 (passes WCAG AA for body text); on black it is 1.75:1 (fails). For text placed on #08400B, use white for the best readability.

What is the closest Tailwind color to #08400B?

The nearest Tailwind CSS token is lime-950 (#192E03).

What colors go well with #08400B?

#08400B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #40083D. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #08400B below.

Is #08400B good for buttons?

#08400B works well for buttons and highlights, but use white text on #08400B — black text only reaches 1.75:1, below the 4.5:1 needed for normal-size labels.

Is #08400B the same as CSS darkslategray?

No — #08400B 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.

#08400B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #08400B

Not just a swatch — here's how #08400B works with other colors. Named schemes with #08400B in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #08400B Secondary #4C6B3B Accent #AD6B00 Surface #EEEAD6 Anchor #3C2F20

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

Luxury Packaging Feature · 5 colors

Feature #08400B Anchor #141210 Accent #C1A64B Secondary #232C23 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.

Moody Editorial Color · 5 colors

Color #08400B Anchor #292A2E Secondary #6C6F74 Surface #EBE6DA Accent #00200C

British Racing Green adds the colour to this moody editorial scheme — charcoal and a mid-grey around it, a bone highlight, and a muted jewel accent drawn from British Racing Green.

Vintage Leather Lead · 5 colors

Lead #08400B Secondary #754E1B 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.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #08400B Secondary #4E5F4D 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 #08400B 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 48/100

Neutral

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

Softness 29/100

Low

Firm and assertive — carries weight and contrast.

Depth 67/100

High

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

Naturalness 100/100

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 72/100

High

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

Brand distinctiveness 38/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 45/100

Moderate

Workable accent with care around contrast.

Surface fit 34/100

Low

Usable as a tinted surface in measured doses.

Print safety 78/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #08400B

For UI

For branding

For interior

For fashion

People also use #08400B with

Dark Green British Racing Green Deep Purple 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 12.0:1. Use

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

Avoid beside #08401D — 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 #08400B 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: #08400B;
  --color-base-rgb: 8 64 11;
  --color-base-oklch: oklch(32.5% 0.099 143.5);
  --color-50: #F1FEF1;
  --color-100: #DAFBDB;
  --color-200: #B6F6BA;
  --color-300: #85EA8A;
  --color-400: #58DA5F;
  --color-500: #36BF3D;
  --color-600: #309135;
  --color-700: #28672B;
  --color-800: #1E4320;
  --color-900: #142915;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  british-racing-green: {
    50: '#F1FEF1',
    100: '#DAFBDB',
    200: '#B6F6BA',
    300: '#85EA8A',
    400: '#58DA5F',
    500: '#36BF3D',
    600: '#309135',
    700: '#28672B',
    800: '#1E4320',
    900: '#142915',
  },
}

$base: #08400B;
$base-ink: #FFFFFF;
$base-50: #F1FEF1;
$base-100: #DAFBDB;
$base-200: #B6F6BA;
$base-300: #85EA8A;
$base-400: #58DA5F;
$base-500: #36BF3D;
$base-600: #309135;
$base-700: #28672B;
$base-800: #1E4320;
$base-900: #142915;
$base-hover: #063309;
$base-subtle: #96E49A;

{
    "color": {
        "base": {
            "value": "#08400B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1FEF1",
                "type": "color"
            },
            "100": {
                "value": "#DAFBDB",
                "type": "color"
            },
            "200": {
                "value": "#B6F6BA",
                "type": "color"
            },
            "300": {
                "value": "#85EA8A",
                "type": "color"
            },
            "400": {
                "value": "#58DA5F",
                "type": "color"
            },
            "500": {
                "value": "#36BF3D",
                "type": "color"
            },
            "600": {
                "value": "#309135",
                "type": "color"
            },
            "700": {
                "value": "#28672B",
                "type": "color"
            },
            "800": {
                "value": "#1E4320",
                "type": "color"
            },
            "900": {
                "value": "#142915",
                "type": "color"
            }
        }
    }
}

Palettes built on #08400B

Color Lab

Pairs with #08400B

UI roles & guardrails

In real applications

Scales

Every model

Export