What color is #40581B?

#40581B is a dark green. In RGB it is rgb(64, 88, 27), and in HSL hsl(84, 53%, 23%).

Is #40581B accessible as text?

On white, #40581B has a contrast ratio of 7.99:1 (passes WCAG AA for body text); on black it is 2.63:1 (fails). For text placed on #40581B, use white for the best readability.

What is the closest Tailwind color to #40581B?

The nearest Tailwind CSS token is lime-900 (#35530E).

What colors go well with #40581B?

#40581B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #341C5A. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #40581B below.

Is #40581B good for buttons?

#40581B works well for buttons and highlights, but use white text on #40581B — black text only reaches 2.63:1, below the 4.5:1 needed for normal-size labels.

Is #40581B the same as CSS darkgreen?

No — #40581B is not the CSS named color darkgreen, but darkgreen (#006400) is the closest CSS named color.

#40581B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #40581B

Not just a swatch — here's how #40581B works with other colors. Named schemes with #40581B in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #40581B Secondary #AF6A00 Accent #6A7B4A Surface #F2ECDD Anchor #3A2B1E

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

Modern Café Dominant · 5 colors

Dominant #40581B Anchor #392B1F Surface #EEE4D0 Accent #899A6B Secondary #3A3833

Army Green anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.

Vintage Leather Lead · 5 colors

Lead #40581B Secondary #764D1D Surface #E6DBC0 Accent #3D513F Anchor #5B2324

Army 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.

Botanical Studio Lead · 5 colors

Lead #40581B Secondary #4F6B39 Accent #AF6A00 Surface #EFE9D6 Anchor #3D2F21

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

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #40581B Secondary #717A66 Support #999286 Ink #17140F

Army 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 Army Green carrying the quiet middle.

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Color Lab

How #40581B 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 56/100

Neutral

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

Softness 38/100

Low

Middle-weight — neither delicate nor heavy.

Depth 57/100

Moderate

Mid depth — usable as an accent or a muted ground.

Naturalness 100/100

Very high

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

Vintage feel 68/100

High

Faded, nostalgic quality — editorial, heritage and retro work.

Luxury 63/100

High

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

Brand distinctiveness 25/100

Low

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

UI accent fit 75/100

High

Strong interactive accent — visible and can carry a legible label.

Surface fit 29/100

Low

Too saturated or mid-toned for big areas — keep it to accents.

Print safety 80/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #40581B

For UI

For branding

For interior

For fashion

People also use #40581B with

Olive Brown Dark Green Russian Violet Platinum Army 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 8.0:1. Use

Subtle surface Use #DBE7C9 for cards and hover fills. Tint 80

Avoid beside #2C5A1C — 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 #40581B 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: #40581B;
  --color-base-rgb: 64 88 27;
  --color-base-oklch: oklch(42.7% 0.091 128.1);
  --color-50: #F8FCF3;
  --color-100: #EDF6DF;
  --color-200: #DBECC1;
  --color-300: #BEDA95;
  --color-400: #A2C56D;
  --color-500: #84A94C;
  --color-600: #678240;
  --color-700: #4C5D32;
  --color-800: #333D24;
  --color-900: #202617;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  army-green: {
    50: '#F8FCF3',
    100: '#EDF6DF',
    200: '#DBECC1',
    300: '#BEDA95',
    400: '#A2C56D',
    500: '#84A94C',
    600: '#678240',
    700: '#4C5D32',
    800: '#333D24',
    900: '#202617',
  },
}

$base: #40581B;
$base-ink: #FFFFFF;
$base-50: #F8FCF3;
$base-100: #EDF6DF;
$base-200: #DBECC1;
$base-300: #BEDA95;
$base-400: #A2C56D;
$base-500: #84A94C;
$base-600: #678240;
$base-700: #4C5D32;
$base-800: #333D24;
$base-900: #202617;
$base-hover: #344816;
$base-subtle: #C9DCAC;

{
    "color": {
        "base": {
            "value": "#40581B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F8FCF3",
                "type": "color"
            },
            "100": {
                "value": "#EDF6DF",
                "type": "color"
            },
            "200": {
                "value": "#DBECC1",
                "type": "color"
            },
            "300": {
                "value": "#BEDA95",
                "type": "color"
            },
            "400": {
                "value": "#A2C56D",
                "type": "color"
            },
            "500": {
                "value": "#84A94C",
                "type": "color"
            },
            "600": {
                "value": "#678240",
                "type": "color"
            },
            "700": {
                "value": "#4C5D32",
                "type": "color"
            },
            "800": {
                "value": "#333D24",
                "type": "color"
            },
            "900": {
                "value": "#202617",
                "type": "color"
            }
        }
    }
}

Palettes built on #40581B

Color Lab

Pairs with #40581B

UI roles & guardrails

In real applications

Scales

Every model

Export