What color is #372D52?

#372D52 is a dark, muted indigo. In RGB it is rgb(55, 45, 82), and in HSL hsl(256, 29%, 25%).

Is #372D52 accessible as text?

On white, #372D52 has a contrast ratio of 12.65:1 (passes WCAG AA for body text); on black it is 1.66:1 (fails). For text placed on #372D52, use white for the best readability.

What is the closest Tailwind color to #372D52?

The nearest Tailwind CSS token is mauve-700 (#463947).

What colors go well with #372D52?

#372D52 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #48522D. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #372D52 below.

Is #372D52 good for buttons?

#372D52 works well for buttons and highlights, but use white text on #372D52 — black text only reaches 1.66:1, below the 4.5:1 needed for normal-size labels.

Is #372D52 the same as CSS midnightblue?

No — #372D52 is not the CSS named color midnightblue, but midnightblue (#191970) 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.

#372D52 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #372D52

Not just a swatch — here's how #372D52 works with other colors. Named schemes with #372D52 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #372D52 Accent #A5C4C3 Surface #E9D6BF Secondary #9AA0A1 Anchor #23334A

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 #372D52 Secondary #AFB4B8 Surface #F1F2F0 Support #7F92A7 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.

Vintage Leather Lead · 5 colors

Lead #372D52 Secondary #7E4632 Surface #EDD8C2 Accent #355248 Anchor #582237

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.

Luxury Packaging Feature · 5 colors

Feature #372D52 Anchor #141210 Accent #DA9856 Secondary #292732 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 #372D52 Secondary #5A5766 Support #9D9088 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.

Build a working theme in the generator →

Color Lab

How #372D52 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 42/100

Neutral

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

Softness 32/100

Low

Firm and assertive — carries weight and contrast.

Depth 65/100

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 41/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 69/100

High

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

Brand distinctiveness 25/100

Low

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

UI accent fit 39/100

Low

Workable accent with care around contrast.

Surface fit 44/100

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 #372D52

For UI

For branding

For interior

For fashion

People also use #372D52 with

Classic Blue Eggplant Army Green Gainsboro Gunmetal 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 12.7:1. Use

Subtle surface Use #D5D1E1 for cards and hover fills. Tint 80

Avoid beside #432D52 — 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 #372D52 at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

Build faster.

A working theme, generated in seconds.

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: #372D52;
  --color-base-rgb: 55 45 82;
  --color-base-oklch: oklch(32.6% 0.065 295.0);
  --color-50: #F6F5FA;
  --color-100: #E8E4F1;
  --color-200: #D1CAE2;
  --color-300: #AFA5CA;
  --color-400: #8E81B1;
  --color-500: #6E6194;
  --color-600: #584F73;
  --color-700: #423C53;
  --color-800: #2D2937;
  --color-900: #1D1B23;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  gunmetal-gray: {
    50: '#F6F5FA',
    100: '#E8E4F1',
    200: '#D1CAE2',
    300: '#AFA5CA',
    400: '#8E81B1',
    500: '#6E6194',
    600: '#584F73',
    700: '#423C53',
    800: '#2D2937',
    900: '#1D1B23',
  },
}

$base: #372D52;
$base-ink: #FFFFFF;
$base-50: #F6F5FA;
$base-100: #E8E4F1;
$base-200: #D1CAE2;
$base-300: #AFA5CA;
$base-400: #8E81B1;
$base-500: #6E6194;
$base-600: #584F73;
$base-700: #423C53;
$base-800: #2D2937;
$base-900: #1D1B23;
$base-hover: #2C2442;
$base-subtle: #C0B9D2;

{
    "color": {
        "base": {
            "value": "#372D52",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F6F5FA",
                "type": "color"
            },
            "100": {
                "value": "#E8E4F1",
                "type": "color"
            },
            "200": {
                "value": "#D1CAE2",
                "type": "color"
            },
            "300": {
                "value": "#AFA5CA",
                "type": "color"
            },
            "400": {
                "value": "#8E81B1",
                "type": "color"
            },
            "500": {
                "value": "#6E6194",
                "type": "color"
            },
            "600": {
                "value": "#584F73",
                "type": "color"
            },
            "700": {
                "value": "#423C53",
                "type": "color"
            },
            "800": {
                "value": "#2D2937",
                "type": "color"
            },
            "900": {
                "value": "#1D1B23",
                "type": "color"
            }
        }
    }
}