What color is #284331?

#284331 is a dark, muted green. In RGB it is rgb(40, 67, 49), and in HSL hsl(140, 25%, 21%).

Is #284331 accessible as text?

On white, #284331 has a contrast ratio of 10.84:1 (passes WCAG AA for body text); on black it is 1.94:1 (fails). For text placed on #284331, use white for the best readability.

What is the closest Tailwind color to #284331?

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

What colors go well with #284331?

#284331 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #43283A. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #284331 below.

Is #284331 good for buttons?

#284331 works well for buttons and highlights, but use white text on #284331 — black text only reaches 1.94:1, below the 4.5:1 needed for normal-size labels.

Is #284331 the same as CSS darkslategray?

No — #284331 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.

#284331 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #284331

Not just a swatch — here's how #284331 works with other colors. Named schemes with #284331 in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #284331 Secondary #4B6C3D Accent #AC6C00 Surface #EEEAD6 Anchor #3C2F20

Brunswick 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 #284331 Secondary #744E1B Surface #E5DBC0 Accent #3C5140 Anchor #5B2321

Brunswick 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 #284331 Surface #EEEADC Highlight #F5F1E7 Secondary #B6B09F Ink #2A2723

Brunswick 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 #284331 Anchor #141210 Accent #BFA74B Secondary #212C24 Surface #F1EDE3

Brunswick 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 #284331 Secondary #5B655E Support #989286 Ink #17140F

Brunswick 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 Brunswick Green carrying the quiet middle.

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Color Lab

How #284331 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 47/100

Neutral

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

Softness 36/100

Low

Middle-weight — neither delicate nor heavy.

Depth 62/100

High

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

Naturalness 52/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 41/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 65/100

High

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

Brand distinctiveness 18/100

Very low

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

UI accent fit 41/100

Moderate

Workable accent with care around contrast.

Surface fit 48/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 90/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #284331

For UI

For branding

For interior

For fashion

People also use #284331 with

Hunter Green Charcoal Bistre Platinum Brunswick 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 10.8:1. Use

Subtle surface Use #CFDED4 for cards and hover fills. Tint 80

Avoid beside #28433A — 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 #284331 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: #284331;
  --color-base-rgb: 40 67 49;
  --color-base-oklch: oklch(35.5% 0.046 154.3);
  --color-50: #F5F9F7;
  --color-100: #E5F0E9;
  --color-200: #CCE0D3;
  --color-300: #A7C8B2;
  --color-400: #84AE92;
  --color-500: #649073;
  --color-600: #51705C;
  --color-700: #3D5144;
  --color-800: #2A362E;
  --color-900: #1B221D;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  brunswick-green: {
    50: '#F5F9F7',
    100: '#E5F0E9',
    200: '#CCE0D3',
    300: '#A7C8B2',
    400: '#84AE92',
    500: '#649073',
    600: '#51705C',
    700: '#3D5144',
    800: '#2A362E',
    900: '#1B221D',
  },
}

$base: #284331;
$base-ink: #FFFFFF;
$base-50: #F5F9F7;
$base-100: #E5F0E9;
$base-200: #CCE0D3;
$base-300: #A7C8B2;
$base-400: #84AE92;
$base-500: #649073;
$base-600: #51705C;
$base-700: #3D5144;
$base-800: #2A362E;
$base-900: #1B221D;
$base-hover: #203627;
$base-subtle: #B7CEBF;

{
    "color": {
        "base": {
            "value": "#284331",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5F9F7",
                "type": "color"
            },
            "100": {
                "value": "#E5F0E9",
                "type": "color"
            },
            "200": {
                "value": "#CCE0D3",
                "type": "color"
            },
            "300": {
                "value": "#A7C8B2",
                "type": "color"
            },
            "400": {
                "value": "#84AE92",
                "type": "color"
            },
            "500": {
                "value": "#649073",
                "type": "color"
            },
            "600": {
                "value": "#51705C",
                "type": "color"
            },
            "700": {
                "value": "#3D5144",
                "type": "color"
            },
            "800": {
                "value": "#2A362E",
                "type": "color"
            },
            "900": {
                "value": "#1B221D",
                "type": "color"
            }
        }
    }
}

Palettes built on #284331

Color Lab

Pairs with #284331

UI roles & guardrails

In real applications

Scales

Every model

Export