What color is #283F1D?

#283F1D is a dark green. In RGB it is rgb(40, 63, 29), and in HSL hsl(101, 37%, 18%).

Is #283F1D accessible as text?

On white, #283F1D has a contrast ratio of 11.55:1 (passes WCAG AA for body text); on black it is 1.82:1 (fails). For text placed on #283F1D, use white for the best readability.

What is the closest Tailwind color to #283F1D?

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

What colors go well with #283F1D?

#283F1D pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #341D3F. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #283F1D below.

Is #283F1D good for buttons?

#283F1D works well for buttons and highlights, but use white text on #283F1D — black text only reaches 1.82:1, below the 4.5:1 needed for normal-size labels.

Is #283F1D the same as CSS darkslategray?

No — #283F1D 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.

#283F1D Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #283F1D

Not just a swatch — here's how #283F1D works with other colors. Named schemes with #283F1D in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #283F1D Secondary #4E6B3A Accent #AE6B00 Surface #EFEAD6 Anchor #3D2F21

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 #283F1D Secondary #764D1C Surface #E6DBC0 Accent #3D513F Anchor #5B2323

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 #283F1D 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 #283F1D Anchor #141210 Accent #C2A64B Secondary #242B21 Surface #F2EDE3

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 #283F1D Secondary #586054 Support #999286 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 #283F1D 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 51/100

Neutral

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

Softness 33/100

Low

Middle-weight — neither delicate nor heavy.

Depth 64/100

High

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

Naturalness 85/100

Very high

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

Vintage feel 48/100

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 24/100

Low

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

UI accent fit 42/100

Moderate

Workable accent with care around contrast.

Surface fit 44/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 86/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #283F1D

For UI

For branding

For interior

For fashion

People also use #283F1D with

Army Green British Racing 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 11.5:1. Use

Subtle surface Use #D1E0CA for cards and hover fills. Tint 80

Avoid beside #1D3F1D — 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 #283F1D 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: #283F1D;
  --color-base-rgb: 40 63 29;
  --color-base-oklch: oklch(33.9% 0.063 136.3);
  --color-50: #F6FAF4;
  --color-100: #E8F3E3;
  --color-200: #D1E5C7;
  --color-300: #AFCFA0;
  --color-400: #8EB87A;
  --color-500: #6E9B5A;
  --color-600: #58784A;
  --color-700: #425638;
  --color-800: #2D3928;
  --color-900: #1D241A;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  british-racing-green: {
    50: '#F6FAF4',
    100: '#E8F3E3',
    200: '#D1E5C7',
    300: '#AFCFA0',
    400: '#8EB87A',
    500: '#6E9B5A',
    600: '#58784A',
    700: '#425638',
    800: '#2D3928',
    900: '#1D241A',
  },
}

$base: #283F1D;
$base-ink: #FFFFFF;
$base-50: #F6FAF4;
$base-100: #E8F3E3;
$base-200: #D1E5C7;
$base-300: #AFCFA0;
$base-400: #8EB87A;
$base-500: #6E9B5A;
$base-600: #58784A;
$base-700: #425638;
$base-800: #2D3928;
$base-900: #1D241A;
$base-hover: #203217;
$base-subtle: #BAD2AF;

{
    "color": {
        "base": {
            "value": "#283F1D",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F6FAF4",
                "type": "color"
            },
            "100": {
                "value": "#E8F3E3",
                "type": "color"
            },
            "200": {
                "value": "#D1E5C7",
                "type": "color"
            },
            "300": {
                "value": "#AFCFA0",
                "type": "color"
            },
            "400": {
                "value": "#8EB87A",
                "type": "color"
            },
            "500": {
                "value": "#6E9B5A",
                "type": "color"
            },
            "600": {
                "value": "#58784A",
                "type": "color"
            },
            "700": {
                "value": "#425638",
                "type": "color"
            },
            "800": {
                "value": "#2D3928",
                "type": "color"
            },
            "900": {
                "value": "#1D241A",
                "type": "color"
            }
        }
    }
}

Palettes built on #283F1D

Color Lab

Pairs with #283F1D

UI roles & guardrails

In real applications

Scales

Every model

Export