What color is #042D32?

#042D32 is a very dark, vivid cyan. In RGB it is rgb(4, 45, 50), and in HSL hsl(187, 85%, 11%).

Is #042D32 accessible as text?

On white, #042D32 has a contrast ratio of 14.72:1 (passes WCAG AA for body text); on black it is 1.43:1 (fails). For text placed on #042D32, use white for the best readability.

What is the closest Tailwind color to #042D32?

The nearest Tailwind CSS token is teal-950 (#022F2E).

What colors go well with #042D32?

#042D32 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #340A04. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #042D32 below.

Is #042D32 good for buttons?

#042D32 works well for buttons and highlights, but use white text on #042D32 — black text only reaches 1.43:1, below the 4.5:1 needed for normal-size labels.

Is #042D32 the same as CSS darkslategray?

No — #042D32 is not the CSS named color darkslategray, but darkslategray (#2F4F4F) is the closest CSS named color.

#042D32 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #042D32

Not just a swatch — here's how #042D32 works with other colors. Named schemes with #042D32 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #042D32 Accent #A6C4BE Surface #DFDABE Secondary #9AA0A0 Anchor #1D3549

Gunmetal Gray 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 #042D32 Secondary #AEB4B8 Surface #F1F2F0 Support #7A94A5 Anchor #2E3236

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

Tech Product Signal · 5 colors

Signal #042D32 Surface #14161A Highlight #F4F6F8 Secondary #596671 Accent #2B4C51

Gunmetal Gray is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Gunmetal Gray.

Vintage Leather Lead · 5 colors

Lead #042D32 Secondary #715117 Surface #E3DCC0 Accent #395143 Anchor #56233F

Gunmetal Gray 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 #F6F4EF Accent #042D32 Secondary #424E4F Support #979286 Ink #16140F

Gunmetal Gray 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 Gunmetal Gray carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #042D32 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 38/100

Cool

Reads cool and recessive — calming, technical, good for trust-led UI.

Softness 28/100

Low

Firm and assertive — carries weight and contrast.

Depth 69/100

High

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

Naturalness 3/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 27/100

Low

A faint retro warmth without tipping into sepia.

Luxury 71/100

High

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

Brand distinctiveness 17/100

Very low

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

UI accent fit 22/100

Low

Weak as an action color — too pale, too dark or too muted to signal.

Surface fit 54/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 88/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #042D32

For UI

For branding

For interior

For fashion

People also use #042D32 with

Castleton Green Navy Graphite 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 14.7:1. Use

Subtle surface Use #B6E7ED for cards and hover fills. Tint 80

Avoid beside #041E34 — 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 #042D32 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: #042D32;
  --color-base-rgb: 4 45 50;
  --color-base-oklch: oklch(27.3% 0.044 207.2);
  --color-50: #F0FDFE;
  --color-100: #D8F9FD;
  --color-200: #B4F1F9;
  --color-300: #81E2EE;
  --color-400: #53CFDF;
  --color-500: #30B4C5;
  --color-600: #2C8996;
  --color-700: #25626A;
  --color-800: #1C4045;
  --color-900: #13272A;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  gunmetal-gray: {
    50: '#F0FDFE',
    100: '#D8F9FD',
    200: '#B4F1F9',
    300: '#81E2EE',
    400: '#53CFDF',
    500: '#30B4C5',
    600: '#2C8996',
    700: '#25626A',
    800: '#1C4045',
    900: '#13272A',
  },
}

$base: #042D32;
$base-ink: #FFFFFF;
$base-50: #F0FDFE;
$base-100: #D8F9FD;
$base-200: #B4F1F9;
$base-300: #81E2EE;
$base-400: #53CFDF;
$base-500: #30B4C5;
$base-600: #2C8996;
$base-700: #25626A;
$base-800: #1C4045;
$base-900: #13272A;
$base-hover: #03252A;
$base-subtle: #8FDDE7;

{
    "color": {
        "base": {
            "value": "#042D32",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FDFE",
                "type": "color"
            },
            "100": {
                "value": "#D8F9FD",
                "type": "color"
            },
            "200": {
                "value": "#B4F1F9",
                "type": "color"
            },
            "300": {
                "value": "#81E2EE",
                "type": "color"
            },
            "400": {
                "value": "#53CFDF",
                "type": "color"
            },
            "500": {
                "value": "#30B4C5",
                "type": "color"
            },
            "600": {
                "value": "#2C8996",
                "type": "color"
            },
            "700": {
                "value": "#25626A",
                "type": "color"
            },
            "800": {
                "value": "#1C4045",
                "type": "color"
            },
            "900": {
                "value": "#13272A",
                "type": "color"
            }
        }
    }
}