What color is #233F2B?

#233F2B is a dark, muted green. In RGB it is rgb(35, 63, 43), and in HSL hsl(137, 29%, 19%).

Is #233F2B accessible as text?

On white, #233F2B has a contrast ratio of 11.56:1 (passes WCAG AA for body text); on black it is 1.82:1 (fails). For text placed on #233F2B, use white for the best readability.

What is the closest Tailwind color to #233F2B?

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

What colors go well with #233F2B?

#233F2B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #3F2237. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #233F2B below.

Is #233F2B good for buttons?

#233F2B works well for buttons and highlights, but use white text on #233F2B — black text only reaches 1.82:1, below the 4.5:1 needed for normal-size labels.

Is #233F2B the same as CSS darkslategray?

No — #233F2B 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.

#233F2B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #233F2B

Not just a swatch — here's how #233F2B works with other colors. Named schemes with #233F2B in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #233F2B Secondary #4B6C3C Accent #AC6C00 Surface #EEEAD6 Anchor #3C2F20

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 #233F2B Secondary #754E1B Surface #E5DBC0 Accent #3C5140 Anchor #5B2321

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 #233F2B Surface #EEEADC Highlight #F5F1E7 Secondary #B6B09F Ink #2A2723

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 #233F2B Anchor #141210 Accent #BFA74B Secondary #222C24 Surface #F1EDE3

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 #233F2B Secondary #566059 Support #989286 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 #233F2B 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 34/100

Low

Middle-weight — neither delicate nor heavy.

Depth 63/100

High

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

Naturalness 58/100

Moderate

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

Vintage feel 41/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 66/100

High

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

Brand distinctiveness 19/100

Very low

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

UI accent fit 38/100

Low

Workable accent with care around contrast.

Surface fit 48/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 89/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #233F2B

For UI

For branding

For interior

For fashion

People also use #233F2B with

Hunter Green Bottle Green Bistre 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 11.6:1. Use

Subtle surface Use #CDDED2 for cards and hover fills. Tint 80

Avoid beside #223F34 — 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 #233F2B 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: #233F2B;
  --color-base-rgb: 35 63 43;
  --color-base-oklch: oklch(33.9% 0.049 152.2);
  --color-50: #F5FAF6;
  --color-100: #E4F1E8;
  --color-200: #CAE2D1;
  --color-300: #A5CAAF;
  --color-400: #81B18F;
  --color-500: #61946F;
  --color-600: #4F7359;
  --color-700: #3C5342;
  --color-800: #29372D;
  --color-900: #1B231D;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  bottle-green: {
    50: '#F5FAF6',
    100: '#E4F1E8',
    200: '#CAE2D1',
    300: '#A5CAAF',
    400: '#81B18F',
    500: '#61946F',
    600: '#4F7359',
    700: '#3C5342',
    800: '#29372D',
    900: '#1B231D',
  },
}

$base: #233F2B;
$base-ink: #FFFFFF;
$base-50: #F5FAF6;
$base-100: #E4F1E8;
$base-200: #CAE2D1;
$base-300: #A5CAAF;
$base-400: #81B18F;
$base-500: #61946F;
$base-600: #4F7359;
$base-700: #3C5342;
$base-800: #29372D;
$base-900: #1B231D;
$base-hover: #1C3222;
$base-subtle: #B3CFBB;

{
    "color": {
        "base": {
            "value": "#233F2B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5FAF6",
                "type": "color"
            },
            "100": {
                "value": "#E4F1E8",
                "type": "color"
            },
            "200": {
                "value": "#CAE2D1",
                "type": "color"
            },
            "300": {
                "value": "#A5CAAF",
                "type": "color"
            },
            "400": {
                "value": "#81B18F",
                "type": "color"
            },
            "500": {
                "value": "#61946F",
                "type": "color"
            },
            "600": {
                "value": "#4F7359",
                "type": "color"
            },
            "700": {
                "value": "#3C5342",
                "type": "color"
            },
            "800": {
                "value": "#29372D",
                "type": "color"
            },
            "900": {
                "value": "#1B231D",
                "type": "color"
            }
        }
    }
}

Palettes built on #233F2B

Color Lab

Pairs with #233F2B

UI roles & guardrails

In real applications

Scales

Every model

Export