What color is #2B381E?

#2B381E is a very dark, muted green. In RGB it is rgb(43, 56, 30), and in HSL hsl(90, 30%, 17%).

Is #2B381E accessible as text?

On white, #2B381E has a contrast ratio of 12.45:1 (passes WCAG AA for body text); on black it is 1.69:1 (fails). For text placed on #2B381E, use white for the best readability.

What is the closest Tailwind color to #2B381E?

The nearest Tailwind CSS token is olive-800 (#2B2B22).

What colors go well with #2B381E?

#2B381E pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #2B1E38. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #2B381E below.

Is #2B381E good for buttons?

#2B381E works well for buttons and highlights, but use white text on #2B381E — black text only reaches 1.69:1, below the 4.5:1 needed for normal-size labels.

Is #2B381E the same as CSS darkslategray?

No — #2B381E 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.

#2B381E Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #2B381E

Not just a swatch — here's how #2B381E works with other colors. Named schemes with #2B381E in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #2B381E Secondary #4F6B3A Accent #AF6A00 Surface #EFE9D6 Anchor #3D2F21

Bottle 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 #2B381E Secondary #764D1D Surface #E6DBC0 Accent #3D513F Anchor #5B2323

Bottle 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 #2B381E Surface #EEE9DC Highlight #F5F1E7 Secondary #B7B09F Ink #2B2723

Bottle 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 #2B381E Anchor #141210 Accent #C3A54B Secondary #262B21 Surface #F2EDE3

Bottle 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 #2B381E Secondary #555A51 Support #999286 Ink #17140F

Bottle 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 Bottle Green carrying the quiet middle.

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Color Lab

How #2B381E 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 52/100

Neutral

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

Softness 33/100

Low

Middle-weight — neither delicate nor heavy.

Depth 65/100

High

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

Naturalness 65/100

High

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

Vintage feel 42/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 68/100

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 33/100

Low

Workable accent with care around contrast.

Surface fit 50/100

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 #2B381E

For UI

For branding

For interior

For fashion

People also use #2B381E with

Army Green Sacramento Green Russian Violet Platinum

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 12.4:1. Use

Subtle surface Use #D5DECC for cards and hover fills. Tint 80

Avoid beside #23381E — 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 #2B381E 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: #2B381E;
  --color-base-rgb: 43 56 30;
  --color-base-oklch: oklch(32.1% 0.047 130.3);
  --color-50: #F7FAF5;
  --color-100: #EBF1E4;
  --color-200: #D6E2CA;
  --color-300: #B8CBA4;
  --color-400: #99B280;
  --color-500: #7A9560;
  --color-600: #61744E;
  --color-700: #47543B;
  --color-800: #303829;
  --color-900: #1F231B;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  bottle-green: {
    50: '#F7FAF5',
    100: '#EBF1E4',
    200: '#D6E2CA',
    300: '#B8CBA4',
    400: '#99B280',
    500: '#7A9560',
    600: '#61744E',
    700: '#47543B',
    800: '#303829',
    900: '#1F231B',
  },
}

$base: #2B381E;
$base-ink: #FFFFFF;
$base-50: #F7FAF5;
$base-100: #EBF1E4;
$base-200: #D6E2CA;
$base-300: #B8CBA4;
$base-400: #99B280;
$base-500: #7A9560;
$base-600: #61744E;
$base-700: #47543B;
$base-800: #303829;
$base-900: #1F231B;
$base-hover: #232D18;
$base-subtle: #C0CEB1;

{
    "color": {
        "base": {
            "value": "#2B381E",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F7FAF5",
                "type": "color"
            },
            "100": {
                "value": "#EBF1E4",
                "type": "color"
            },
            "200": {
                "value": "#D6E2CA",
                "type": "color"
            },
            "300": {
                "value": "#B8CBA4",
                "type": "color"
            },
            "400": {
                "value": "#99B280",
                "type": "color"
            },
            "500": {
                "value": "#7A9560",
                "type": "color"
            },
            "600": {
                "value": "#61744E",
                "type": "color"
            },
            "700": {
                "value": "#47543B",
                "type": "color"
            },
            "800": {
                "value": "#303829",
                "type": "color"
            },
            "900": {
                "value": "#1F231B",
                "type": "color"
            }
        }
    }
}

Palettes built on #2B381E

Color Lab

Pairs with #2B381E

UI roles & guardrails

In real applications

Scales

Every model

Export