What color is #37544B?

#37544B is a dark, muted teal-green. In RGB it is rgb(55, 84, 75), and in HSL hsl(161, 21%, 27%).

Is #37544B accessible as text?

On white, #37544B has a contrast ratio of 8.29:1 (passes WCAG AA for body text); on black it is 2.53:1 (fails). For text placed on #37544B, use white for the best readability.

What is the closest Tailwind color to #37544B?

The nearest Tailwind CSS token is mist-600 (#4B585B).

What colors go well with #37544B?

#37544B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #533640. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #37544B below.

Is #37544B good for buttons?

#37544B works well for buttons and highlights, but use white text on #37544B — black text only reaches 2.53:1, below the 4.5:1 needed for normal-size labels.

Is #37544B the same as CSS darkslategray?

No — #37544B 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.

#37544B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #37544B

Not just a swatch — here's how #37544B works with other colors. Named schemes with #37544B in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #37544B 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 #37544B 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 #37544B Secondary #734F19 Surface #E4DBC0 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 #37544B Anchor #382B1E Surface #ECE4D0 Accent #839C70 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 #37544B Secondary #6D7774 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.

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Color Lab

How #37544B 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 44/100

Neutral

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

Softness 42/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 55/100

Moderate

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

Naturalness 25/100

Low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 40/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 59/100

Moderate

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

Brand distinctiveness 15/100

Very low

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

UI accent fit 53/100

Moderate

Workable accent with care around contrast.

Surface fit 46/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 92/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #37544B

For UI

For branding

For interior

For fashion

People also use #37544B with

Dark Olive Green Dark Slate Gray Taupe Platinum

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 8.3:1. Use

Subtle surface Use #D4DFDC for cards and hover fills. Tint 80

Avoid beside #365353 — 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 #37544B at work across the surfaces designers actually ship.

Website / UI

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Dashboard

Revenue

$48.2k ▲ 12%

Brand

AVELINE

Studio

Poster

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NIGHT
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Packaging

BLOOM

Botanical Wash

250 ml

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Export

:root {
  --color-base: #37544B;
  --color-base-rgb: 55 84 75;
  --color-base-oklch: oklch(42.0% 0.038 173.0);
  --color-50: #F6F9F8;
  --color-100: #E6EFEC;
  --color-200: #CEDFD9;
  --color-300: #AAC5BD;
  --color-400: #88AA9F;
  --color-500: #688D81;
  --color-600: #546E66;
  --color-700: #3F504B;
  --color-800: #2B3532;
  --color-900: #1C2120;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  dark-slate-gray: {
    50: '#F6F9F8',
    100: '#E6EFEC',
    200: '#CEDFD9',
    300: '#AAC5BD',
    400: '#88AA9F',
    500: '#688D81',
    600: '#546E66',
    700: '#3F504B',
    800: '#2B3532',
    900: '#1C2120',
  },
}

$base: #37544B;
$base-ink: #FFFFFF;
$base-50: #F6F9F8;
$base-100: #E6EFEC;
$base-200: #CEDFD9;
$base-300: #AAC5BD;
$base-400: #88AA9F;
$base-500: #688D81;
$base-600: #546E66;
$base-700: #3F504B;
$base-800: #2B3532;
$base-900: #1C2120;
$base-hover: #2C433B;
$base-subtle: #BED0CA;

{
    "color": {
        "base": {
            "value": "#37544B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F6F9F8",
                "type": "color"
            },
            "100": {
                "value": "#E6EFEC",
                "type": "color"
            },
            "200": {
                "value": "#CEDFD9",
                "type": "color"
            },
            "300": {
                "value": "#AAC5BD",
                "type": "color"
            },
            "400": {
                "value": "#88AA9F",
                "type": "color"
            },
            "500": {
                "value": "#688D81",
                "type": "color"
            },
            "600": {
                "value": "#546E66",
                "type": "color"
            },
            "700": {
                "value": "#3F504B",
                "type": "color"
            },
            "800": {
                "value": "#2B3532",
                "type": "color"
            },
            "900": {
                "value": "#1C2120",
                "type": "color"
            }
        }
    }
}

Palettes built on #37544B

Color Lab

Pairs with #37544B

UI roles & guardrails

In real applications

Scales

Every model

Export