What color is #033F2A?

#033F2A is a very dark, vivid teal-green. In RGB it is rgb(3, 63, 42), and in HSL hsl(159, 91%, 13%).

Is #033F2A accessible as text?

On white, #033F2A has a contrast ratio of 12.01:1 (passes WCAG AA for body text); on black it is 1.75:1 (fails). For text placed on #033F2A, use white for the best readability.

What is the closest Tailwind color to #033F2A?

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

What colors go well with #033F2A?

#033F2A pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #3F0318. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #033F2A below.

Is #033F2A good for buttons?

#033F2A works well for buttons and highlights, but use white text on #033F2A — black text only reaches 1.75:1, below the 4.5:1 needed for normal-size labels.

Is #033F2A the same as CSS darkslategray?

No — #033F2A 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.

#033F2A Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #033F2A

Not just a swatch — here's how #033F2A works with other colors. Named schemes with #033F2A in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #033F2A 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 #033F2A 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 #033F2A 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 #033F2A 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 #033F2A Secondary #4E5E56 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.

Build a working theme in the generator →

Color Lab

How #033F2A 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 31/100

Low

Firm and assertive — carries weight and contrast.

Depth 65/100

High

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

Naturalness 59/100

Moderate

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

Vintage feel 43/100

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 26/100

Low

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

UI accent fit 39/100

Low

Workable accent with care around contrast.

Surface fit 43/100

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 #033F2A

For UI

For branding

For interior

For fashion

People also use #033F2A 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 12.0:1. Use

Subtle surface Use #B6F0DB for cards and hover fills. Tint 80

Avoid beside #033F3E — 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 #033F2A 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: #033F2A;
  --color-base-rgb: 3 63 42;
  --color-base-oklch: oklch(32.6% 0.069 163.0);
  --color-50: #F0FEF9;
  --color-100: #D8FDF0;
  --color-200: #B1FBE1;
  --color-300: #7DF2C9;
  --color-400: #4EE4B0;
  --color-500: #2ACB92;
  --color-600: #289A72;
  --color-700: #236C52;
  --color-800: #1B4637;
  --color-900: #122B22;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  british-racing-green: {
    50: '#F0FEF9',
    100: '#D8FDF0',
    200: '#B1FBE1',
    300: '#7DF2C9',
    400: '#4EE4B0',
    500: '#2ACB92',
    600: '#289A72',
    700: '#236C52',
    800: '#1B4637',
    900: '#122B22',
  },
}

$base: #033F2A;
$base-ink: #FFFFFF;
$base-50: #F0FEF9;
$base-100: #D8FDF0;
$base-200: #B1FBE1;
$base-300: #7DF2C9;
$base-400: #4EE4B0;
$base-500: #2ACB92;
$base-600: #289A72;
$base-700: #236C52;
$base-800: #1B4637;
$base-900: #122B22;
$base-hover: #023322;
$base-subtle: #8EEACA;

{
    "color": {
        "base": {
            "value": "#033F2A",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FEF9",
                "type": "color"
            },
            "100": {
                "value": "#D8FDF0",
                "type": "color"
            },
            "200": {
                "value": "#B1FBE1",
                "type": "color"
            },
            "300": {
                "value": "#7DF2C9",
                "type": "color"
            },
            "400": {
                "value": "#4EE4B0",
                "type": "color"
            },
            "500": {
                "value": "#2ACB92",
                "type": "color"
            },
            "600": {
                "value": "#289A72",
                "type": "color"
            },
            "700": {
                "value": "#236C52",
                "type": "color"
            },
            "800": {
                "value": "#1B4637",
                "type": "color"
            },
            "900": {
                "value": "#122B22",
                "type": "color"
            }
        }
    }
}

Palettes built on #033F2A

Color Lab

Pairs with #033F2A

UI roles & guardrails

In real applications

Scales

Every model

Export