What color is #2D4E43?

#2D4E43 is a dark, muted teal-green. In RGB it is rgb(45, 78, 67), and in HSL hsl(160, 27%, 24%).

Is #2D4E43 accessible as text?

On white, #2D4E43 has a contrast ratio of 9.20:1 (passes WCAG AA for body text); on black it is 2.28:1 (fails). For text placed on #2D4E43, use white for the best readability.

What is the closest Tailwind color to #2D4E43?

The nearest Tailwind CSS token is teal-900 (#0B4F4A).

What colors go well with #2D4E43?

#2D4E43 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #4E2D38. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #2D4E43 below.

Is #2D4E43 good for buttons?

#2D4E43 works well for buttons and highlights, but use white text on #2D4E43 — black text only reaches 2.28:1, below the 4.5:1 needed for normal-size labels.

Is #2D4E43 the same as CSS darkslategray?

No — #2D4E43 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.

#2D4E43 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #2D4E43

Not just a swatch — here's how #2D4E43 works with other colors. Named schemes with #2D4E43 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #2D4E43 Accent #A7C4BC Surface #E1D9BE Secondary #9AA0A0 Anchor #1B3549

Dark Slate 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 #2D4E43 Secondary #ADB4B7 Surface #F1F2F0 Support #7994A4 Anchor #2D3236

Dark Slate Gray 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 #2D4E43 Secondary #734F19 Surface #E5DBC0 Accent #3B5141 Anchor #5B231F

Dark Slate 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.

Modern Café Dominant · 5 colors

Dominant #2D4E43 Anchor #382B1E Surface #ECE4D0 Accent #849C6F Secondary #3A3833

Dark Slate Gray 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 #2D4E43 Secondary #65706C Support #989286 Ink #16140F

Dark Slate 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 Dark Slate Gray carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #2D4E43 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 43/100

Neutral

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

Softness 40/100

Low

Middle-weight — neither delicate nor heavy.

Depth 58/100

Moderate

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

Naturalness 30/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 40/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 61/100

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 50/100

Moderate

Workable accent with care around contrast.

Surface fit 46/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 91/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #2D4E43

For UI

For branding

For interior

For fashion

People also use #2D4E43 with

Hunter Green Charcoal Taupe 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 9.2:1. Use

Subtle surface Use #D1E0DB for cards and hover fills. Tint 80

Avoid beside #2D4E4E — 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 #2D4E43 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: #2D4E43;
  --color-base-rgb: 45 78 67;
  --color-base-oklch: oklch(39.5% 0.043 170.8);
  --color-50: #F5FAF8;
  --color-100: #E5F0ED;
  --color-200: #CBE1DA;
  --color-300: #A6C9BD;
  --color-400: #83AFA0;
  --color-500: #639282;
  --color-600: #507267;
  --color-700: #3D524B;
  --color-800: #2A3733;
  --color-900: #1B2220;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  dark-slate-gray: {
    50: '#F5FAF8',
    100: '#E5F0ED',
    200: '#CBE1DA',
    300: '#A6C9BD',
    400: '#83AFA0',
    500: '#639282',
    600: '#507267',
    700: '#3D524B',
    800: '#2A3733',
    900: '#1B2220',
  },
}

$base: #2D4E43;
$base-ink: #FFFFFF;
$base-50: #F5FAF8;
$base-100: #E5F0ED;
$base-200: #CBE1DA;
$base-300: #A6C9BD;
$base-400: #83AFA0;
$base-500: #639282;
$base-600: #507267;
$base-700: #3D524B;
$base-800: #2A3733;
$base-900: #1B2220;
$base-hover: #243E35;
$base-subtle: #B9D1C9;

{
    "color": {
        "base": {
            "value": "#2D4E43",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5FAF8",
                "type": "color"
            },
            "100": {
                "value": "#E5F0ED",
                "type": "color"
            },
            "200": {
                "value": "#CBE1DA",
                "type": "color"
            },
            "300": {
                "value": "#A6C9BD",
                "type": "color"
            },
            "400": {
                "value": "#83AFA0",
                "type": "color"
            },
            "500": {
                "value": "#639282",
                "type": "color"
            },
            "600": {
                "value": "#507267",
                "type": "color"
            },
            "700": {
                "value": "#3D524B",
                "type": "color"
            },
            "800": {
                "value": "#2A3733",
                "type": "color"
            },
            "900": {
                "value": "#1B2220",
                "type": "color"
            }
        }
    }
}

Palettes built on #2D4E43

Color Lab

Pairs with #2D4E43

UI roles & guardrails

In real applications

Scales

Every model

Export