What color is #0D5040?

#0D5040 is a dark, vivid teal. In RGB it is rgb(13, 80, 64), and in HSL hsl(166, 72%, 18%).

Is #0D5040 accessible as text?

On white, #0D5040 has a contrast ratio of 9.38:1 (passes WCAG AA for body text); on black it is 2.24:1 (fails). For text placed on #0D5040, use white for the best readability.

What is the closest Tailwind color to #0D5040?

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

What colors go well with #0D5040?

#0D5040 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #4F0D1C. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #0D5040 below.

Is #0D5040 good for buttons?

#0D5040 works well for buttons and highlights, but use white text on #0D5040 — black text only reaches 2.24:1, below the 4.5:1 needed for normal-size labels.

Is #0D5040 the same as CSS darkslategray?

No — #0D5040 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.

#0D5040 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #0D5040

Not just a swatch — here's how #0D5040 works with other colors. Named schemes with #0D5040 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #0D5040 Accent #A7C4BC Surface #E1D9BE Secondary #9AA0A0 Anchor #1B3549

Brunswick 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 #0D5040 Secondary #ADB4B7 Surface #F1F2F0 Support #7994A4 Anchor #2D3236

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

Vintage Leather Lead · 5 colors

Lead #0D5040 Secondary #734F19 Surface #E4DBC0 Accent #3B5141 Anchor #5B231F

Brunswick 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.

Modern Café Dominant · 5 colors

Dominant #0D5040 Anchor #382B1E Surface #ECE4D0 Accent #849C6F Secondary #3A3833

Brunswick Green anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #0D5040 Secondary #5D7069 Support #989286 Ink #16140F

Brunswick 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 Brunswick Green carrying the quiet middle.

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Color Lab

How #0D5040 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 39/100

Neutral

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

Softness 37/100

Low

Middle-weight — neither delicate nor heavy.

Depth 60/100

Moderate

Mid depth — usable as an accent or a muted ground.

Naturalness 43/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 47/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 64/100

High

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

Brand distinctiveness 19/100

Very low

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

UI accent fit 57/100

Moderate

Workable accent with care around contrast.

Surface fit 39/100

Low

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 #0D5040

For UI

For branding

For interior

For fashion

People also use #0D5040 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 9.4:1. Use

Subtle surface Use #C0EBE1 for cards and hover fills. Tint 80

Avoid beside #0D484F — 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 #0D5040 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: #0D5040;
  --color-base-rgb: 13 80 64;
  --color-base-oklch: oklch(38.7% 0.069 172.2);
  --color-50: #F1FDFB;
  --color-100: #DBFAF3;
  --color-200: #B9F3E6;
  --color-300: #89E6D0;
  --color-400: #5DD5B9;
  --color-500: #3BBA9C;
  --color-600: #348E79;
  --color-700: #2A6457;
  --color-800: #1F423A;
  --color-900: #152824;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  brunswick-green: {
    50: '#F1FDFB',
    100: '#DBFAF3',
    200: '#B9F3E6',
    300: '#89E6D0',
    400: '#5DD5B9',
    500: '#3BBA9C',
    600: '#348E79',
    700: '#2A6457',
    800: '#1F423A',
    900: '#152824',
  },
}

$base: #0D5040;
$base-ink: #FFFFFF;
$base-50: #F1FDFB;
$base-100: #DBFAF3;
$base-200: #B9F3E6;
$base-300: #89E6D0;
$base-400: #5DD5B9;
$base-500: #3BBA9C;
$base-600: #348E79;
$base-700: #2A6457;
$base-800: #1F423A;
$base-900: #152824;
$base-hover: #0A3F33;
$base-subtle: #9EE3D3;

{
    "color": {
        "base": {
            "value": "#0D5040",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1FDFB",
                "type": "color"
            },
            "100": {
                "value": "#DBFAF3",
                "type": "color"
            },
            "200": {
                "value": "#B9F3E6",
                "type": "color"
            },
            "300": {
                "value": "#89E6D0",
                "type": "color"
            },
            "400": {
                "value": "#5DD5B9",
                "type": "color"
            },
            "500": {
                "value": "#3BBA9C",
                "type": "color"
            },
            "600": {
                "value": "#348E79",
                "type": "color"
            },
            "700": {
                "value": "#2A6457",
                "type": "color"
            },
            "800": {
                "value": "#1F423A",
                "type": "color"
            },
            "900": {
                "value": "#152824",
                "type": "color"
            }
        }
    }
}

Palettes built on #0D5040

Color Lab

Pairs with #0D5040

UI roles & guardrails

In real applications

Scales

Every model

Export