What color is #03422B?

#03422B is a very dark, vivid teal-green. In RGB it is rgb(3, 66, 43), and in HSL hsl(158, 91%, 14%).

Is #03422B accessible as text?

On white, #03422B 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 #03422B, use white for the best readability.

What is the closest Tailwind color to #03422B?

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

What colors go well with #03422B?

#03422B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #44031B. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #03422B below.

Is #03422B good for buttons?

#03422B works well for buttons and highlights, but use white text on #03422B — black text only reaches 1.82:1, below the 4.5:1 needed for normal-size labels.

Is #03422B the same as CSS darkslategray?

No — #03422B 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.

#03422B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #03422B

Not just a swatch — here's how #03422B works with other colors. Named schemes with #03422B in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #03422B Secondary #496C3E Accent #AB6D00 Surface #EEEAD6 Anchor #3C2F20

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

Coastal Morning Lead · 5 colors

Lead #03422B Accent #A7C4BB Surface #E1D9BE Secondary #9AA0A0 Anchor #1B3648

British Racing Green opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Nordic Calm Accent · 5 colors

Accent #03422B Secondary #ADB4B7 Surface #F1F2F0 Support #7895A3 Anchor #2D3236

British Racing Green keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Luxury Packaging Feature · 5 colors

Feature #03422B Anchor #141210 Accent #BEA74C Secondary #202C26 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 #03422B Secondary #506158 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 #03422B 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 42/100

Neutral

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

Softness 32/100

Low

Firm and assertive — carries weight and contrast.

Depth 65/100

High

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

Naturalness 64/100

High

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

Vintage feel 45/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 69/100

High

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

Brand distinctiveness 28/100

Low

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

UI accent fit 43/100

Moderate

Workable accent with care around contrast.

Surface fit 41/100

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 #03422B

For UI

For branding

For interior

For fashion

People also use #03422B with

Dark Green Prussian Blue Oxblood Platinum Dark Slate Gray

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 #B6F0DB for cards and hover fills. Tint 80

Avoid beside #034442 — 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 #03422B at work across the surfaces designers actually ship.

Website / UI

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Build faster.

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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: #03422B;
  --color-base-rgb: 3 66 43;
  --color-base-oklch: oklch(33.6% 0.072 161.8);
  --color-50: #F0FEF9;
  --color-100: #D8FDF0;
  --color-200: #B1FBE0;
  --color-300: #7DF2C7;
  --color-400: #4EE4AD;
  --color-500: #2ACB90;
  --color-600: #289A70;
  --color-700: #236C51;
  --color-800: #1B4636;
  --color-900: #122B22;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  british-racing-green: {
    50: '#F0FEF9',
    100: '#D8FDF0',
    200: '#B1FBE0',
    300: '#7DF2C7',
    400: '#4EE4AD',
    500: '#2ACB90',
    600: '#289A70',
    700: '#236C51',
    800: '#1B4636',
    900: '#122B22',
  },
}

$base: #03422B;
$base-ink: #FFFFFF;
$base-50: #F0FEF9;
$base-100: #D8FDF0;
$base-200: #B1FBE0;
$base-300: #7DF2C7;
$base-400: #4EE4AD;
$base-500: #2ACB90;
$base-600: #289A70;
$base-700: #236C51;
$base-800: #1B4636;
$base-900: #122B22;
$base-hover: #033723;
$base-subtle: #90EBC9;

{
    "color": {
        "base": {
            "value": "#03422B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FEF9",
                "type": "color"
            },
            "100": {
                "value": "#D8FDF0",
                "type": "color"
            },
            "200": {
                "value": "#B1FBE0",
                "type": "color"
            },
            "300": {
                "value": "#7DF2C7",
                "type": "color"
            },
            "400": {
                "value": "#4EE4AD",
                "type": "color"
            },
            "500": {
                "value": "#2ACB90",
                "type": "color"
            },
            "600": {
                "value": "#289A70",
                "type": "color"
            },
            "700": {
                "value": "#236C51",
                "type": "color"
            },
            "800": {
                "value": "#1B4636",
                "type": "color"
            },
            "900": {
                "value": "#122B22",
                "type": "color"
            }
        }
    }
}

Palettes built on #03422B

Color Lab

Pairs with #03422B

UI roles & guardrails

In real applications

Scales

Every model

Export