What color is #372F40?

#372F40 is a dark low-chroma blue-gray with a subtle blue cast. In RGB it is rgb(55, 47, 64), and in HSL hsl(268, 15%, 22%).

Is #372F40 accessible as text?

On white, #372F40 has a contrast ratio of 12.78:1 (passes WCAG AA for body text); on black it is 1.64:1 (fails). For text placed on #372F40, use white for the best readability.

What is the closest Tailwind color to #372F40?

The nearest Tailwind CSS token is gray-800 (#1E2939).

What colors go well with #372F40?

As a neutral, #372F40 pairs cleanly with white, off-white and light grays for text, and sits under accent hues like blue, violet, emerald or warm orange — use it as a dark surface or high-contrast base and let the accent carry the color.

Is #372F40 the same as CSS darkslategray?

No — #372F40 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.

#372F40 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #372F40

Not just a swatch — here's how #372F40 works with other colors. Named schemes with #372F40 in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #372F40 Secondary #7E4631 Surface #EDD8C1 Accent #355248 Anchor #592236

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.

Japanese Sand Base · 5 colors

Base #372F40 Surface #F2E8DD Highlight #F8F0E7 Secondary #BDADA1 Ink #2C2723

Gunmetal Gray sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.

Luxury Packaging Feature · 5 colors

Feature #372F40 Anchor #141210 Accent #D99855 Secondary #2B2631 Surface #F3ECE3

Gunmetal Gray 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 #F8F4EF Accent #372F40 Secondary #5A575D Support #9C9088 Ink #18140F

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.

Berry & Cream Lead · 5 colors

Lead #372F40 Surface #F5E6D7 Anchor #5C213F Accent #E5C2C7 Secondary #332B2F

Gunmetal Gray sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.

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Color Lab

How #372F40 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 48/100

Neutral

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

Softness 34/100

Low

Middle-weight — neither delicate nor heavy.

Depth 64/100

High

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

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 34/100

Low

A faint retro warmth without tipping into sepia.

Luxury 66/100

High

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

Brand distinctiveness 12/100

Very low

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

UI accent fit 29/100

Low

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

Surface fit 55/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 96/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #372F40

For UI

For branding

For interior

For fashion

People also use #372F40 with

Charcoal Onyx Taupe Gainsboro

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 12.8:1. Use

Subtle surface Use #D7D3DC for cards and hover fills. Tint 80

Avoid beside #3D3041 — 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 #372F40 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: #372F40;
  --color-base-rgb: 55 47 64;
  --color-base-oklch: oklch(32.1% 0.032 306.1);
  --color-50: #F7F6F9;
  --color-100: #EAE7EE;
  --color-200: #D6D0DC;
  --color-300: #B7AEC1;
  --color-400: #988DA5;
  --color-500: #7A6D88;
  --color-600: #60586A;
  --color-700: #47414D;
  --color-800: #302D34;
  --color-900: #1E1D21;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  gunmetal-gray: {
    50: '#F7F6F9',
    100: '#EAE7EE',
    200: '#D6D0DC',
    300: '#B7AEC1',
    400: '#988DA5',
    500: '#7A6D88',
    600: '#60586A',
    700: '#47414D',
    800: '#302D34',
    900: '#1E1D21',
  },
}

$base: #372F40;
$base-ink: #FFFFFF;
$base-50: #F7F6F9;
$base-100: #EAE7EE;
$base-200: #D6D0DC;
$base-300: #B7AEC1;
$base-400: #988DA5;
$base-500: #7A6D88;
$base-600: #60586A;
$base-700: #47414D;
$base-800: #302D34;
$base-900: #1E1D21;
$base-hover: #2C2634;
$base-subtle: #C3BDCA;

{
    "color": {
        "base": {
            "value": "#372F40",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F7F6F9",
                "type": "color"
            },
            "100": {
                "value": "#EAE7EE",
                "type": "color"
            },
            "200": {
                "value": "#D6D0DC",
                "type": "color"
            },
            "300": {
                "value": "#B7AEC1",
                "type": "color"
            },
            "400": {
                "value": "#988DA5",
                "type": "color"
            },
            "500": {
                "value": "#7A6D88",
                "type": "color"
            },
            "600": {
                "value": "#60586A",
                "type": "color"
            },
            "700": {
                "value": "#47414D",
                "type": "color"
            },
            "800": {
                "value": "#302D34",
                "type": "color"
            },
            "900": {
                "value": "#1E1D21",
                "type": "color"
            }
        }
    }
}