What color is #183C0E?

#183C0E is a very dark green. In RGB it is rgb(24, 60, 14), and in HSL hsl(107, 62%, 15%).

Is #183C0E accessible as text?

On white, #183C0E has a contrast ratio of 12.41:1 (passes WCAG AA for body text); on black it is 1.69:1 (fails). For text placed on #183C0E, use white for the best readability.

What is the closest Tailwind color to #183C0E?

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

What colors go well with #183C0E?

#183C0E pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #340F3E. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #183C0E below.

Is #183C0E good for buttons?

#183C0E works well for buttons and highlights, but use white text on #183C0E — black text only reaches 1.69:1, below the 4.5:1 needed for normal-size labels.

Is #183C0E the same as CSS darkslategray?

No — #183C0E 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.

#183C0E Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #183C0E

Not just a swatch — here's how #183C0E works with other colors. Named schemes with #183C0E in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #183C0E Secondary #4D6B3B Accent #AE6B00 Surface #EFEAD6 Anchor #3C2F21

British Racing 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 #183C0E Secondary #754E1C Surface #E6DBC0 Accent #3D513F 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.

Japanese Sand Base · 5 colors

Base #183C0E Surface #EEE9DC Highlight #F5F1E7 Secondary #B7B09F Ink #2B2723

British Racing 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 #183C0E Anchor #141210 Accent #C1A64B Secondary #242B22 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.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #183C0E Secondary #4F5C4C 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 #183C0E 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 50/100

Neutral

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

Softness 30/100

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 51/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 71/100

High

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

Brand distinctiveness 32/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 40/100

Moderate

Workable accent with care around contrast.

Surface fit 39/100

Low

Usable as a tinted surface in measured doses.

Print safety 81/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #183C0E

For UI

For branding

For interior

For fashion

People also use #183C0E with

Dark Olive 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 12.4:1. Use

Subtle surface Use #C9E7C0 for cards and hover fills. Tint 80

Avoid beside #0F3E14 — 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 #183C0E 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: #183C0E;
  --color-base-rgb: 24 60 14;
  --color-base-oklch: oklch(31.8% 0.084 139.6);
  --color-50: #F4FDF2;
  --color-100: #E3F8DD;
  --color-200: #C8EFBD;
  --color-300: #A1E090;
  --color-400: #7CCC66;
  --color-500: #5BB144;
  --color-600: #4B873A;
  --color-700: #39602E;
  --color-800: #283F22;
  --color-900: #1A2716;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  british-racing-green: {
    50: '#F4FDF2',
    100: '#E3F8DD',
    200: '#C8EFBD',
    300: '#A1E090',
    400: '#7CCC66',
    500: '#5BB144',
    600: '#4B873A',
    700: '#39602E',
    800: '#283F22',
    900: '#1A2716',
  },
}

$base: #183C0E;
$base-ink: #FFFFFF;
$base-50: #F4FDF2;
$base-100: #E3F8DD;
$base-200: #C8EFBD;
$base-300: #A1E090;
$base-400: #7CCC66;
$base-500: #5BB144;
$base-600: #4B873A;
$base-700: #39602E;
$base-800: #283F22;
$base-900: #1A2716;
$base-hover: #14320C;
$base-subtle: #ADDD9F;

{
    "color": {
        "base": {
            "value": "#183C0E",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F4FDF2",
                "type": "color"
            },
            "100": {
                "value": "#E3F8DD",
                "type": "color"
            },
            "200": {
                "value": "#C8EFBD",
                "type": "color"
            },
            "300": {
                "value": "#A1E090",
                "type": "color"
            },
            "400": {
                "value": "#7CCC66",
                "type": "color"
            },
            "500": {
                "value": "#5BB144",
                "type": "color"
            },
            "600": {
                "value": "#4B873A",
                "type": "color"
            },
            "700": {
                "value": "#39602E",
                "type": "color"
            },
            "800": {
                "value": "#283F22",
                "type": "color"
            },
            "900": {
                "value": "#1A2716",
                "type": "color"
            }
        }
    }
}