What color is #004201?

#004201 is a very dark, vivid green. In RGB it is rgb(0, 66, 1), and in HSL hsl(121, 100%, 13%).

Is #004201 accessible as text?

On white, #004201 has a contrast ratio of 11.80:1 (passes WCAG AA for body text); on black it is 1.78:1 (fails). For text placed on #004201, use white for the best readability.

What is the closest Tailwind color to #004201?

The nearest Tailwind CSS token is green-900 (#0D542B).

What colors go well with #004201?

#004201 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #420041. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #004201 below.

Is #004201 good for buttons?

#004201 works well for buttons and highlights, but use white text on #004201 — black text only reaches 1.78:1, below the 4.5:1 needed for normal-size labels.

Is #004201 the same as CSS darkgreen?

No — #004201 is not the CSS named color darkgreen, but darkgreen (#006400) is the closest CSS named color.

#004201 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #004201

Not just a swatch — here's how #004201 works with other colors. Named schemes with #004201 in its natural role, and a note on why the supporting colors balance it.

Luxury Packaging Feature · 5 colors

Feature #004201 Anchor #141210 Accent #C1A64B Secondary #232C22 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.

Botanical Studio Lead · 5 colors

Lead #004201 Secondary #4D6B3B Accent #AD6B00 Surface #EEEAD6 Anchor #3C2F21

British Racing Green leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.

Moody Editorial Color · 5 colors

Color #004201 Anchor #292A2E Secondary #6C6F74 Surface #EBE6DA Accent #00220B

British Racing Green adds the colour to this moody editorial scheme — charcoal and a mid-grey around it, a bone highlight, and a muted jewel accent drawn from British Racing Green.

Vintage Leather Lead · 5 colors

Lead #004201 Secondary #754E1C Surface #E6DBC0 Accent #3C5140 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.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #004201 Secondary #4E604C 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 #004201 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 48/100

Neutral

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

Softness 28/100

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 46/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 73/100

High

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

Brand distinctiveness 43/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 48/100

Moderate

Workable accent with care around contrast.

Surface fit 30/100

Low

Too saturated or mid-toned for big areas — keep it to accents.

Print safety 75/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #004201

For UI

For branding

For interior

For fashion

People also use #004201 with

Dark 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 11.8:1. Use

Subtle surface Use #B3F3B4 for cards and hover fills. Tint 80

Avoid beside #004217 — 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 #004201 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: #004201;
  --color-base-rgb: 0 66 1;
  --color-base-oklch: oklch(32.9% 0.111 142.7);
  --color-50: #F0FEF1;
  --color-100: #D8FDD8;
  --color-200: #B1FCB2;
  --color-300: #77F879;
  --color-400: #46EC49;
  --color-500: #22D225;
  --color-600: #239F25;
  --color-700: #1F7020;
  --color-800: #184819;
  --color-900: #112C12;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  british-racing-green: {
    50: '#F0FEF1',
    100: '#D8FDD8',
    200: '#B1FCB2',
    300: '#77F879',
    400: '#46EC49',
    500: '#22D225',
    600: '#239F25',
    700: '#1F7020',
    800: '#184819',
    900: '#112C12',
  },
}

$base: #004201;
$base-ink: #FFFFFF;
$base-50: #F0FEF1;
$base-100: #D8FDD8;
$base-200: #B1FCB2;
$base-300: #77F879;
$base-400: #46EC49;
$base-500: #22D225;
$base-600: #239F25;
$base-700: #1F7020;
$base-800: #184819;
$base-900: #112C12;
$base-hover: #003501;
$base-subtle: #8AEF8C;

{
    "color": {
        "base": {
            "value": "#004201",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FEF1",
                "type": "color"
            },
            "100": {
                "value": "#D8FDD8",
                "type": "color"
            },
            "200": {
                "value": "#B1FCB2",
                "type": "color"
            },
            "300": {
                "value": "#77F879",
                "type": "color"
            },
            "400": {
                "value": "#46EC49",
                "type": "color"
            },
            "500": {
                "value": "#22D225",
                "type": "color"
            },
            "600": {
                "value": "#239F25",
                "type": "color"
            },
            "700": {
                "value": "#1F7020",
                "type": "color"
            },
            "800": {
                "value": "#184819",
                "type": "color"
            },
            "900": {
                "value": "#112C12",
                "type": "color"
            }
        }
    }
}

Palettes built on #004201

Color Lab

Pairs with #004201

UI roles & guardrails

In real applications

Scales

Every model

Export