What color is #342B47?

#342B47 is a dark, muted indigo. In RGB it is rgb(52, 43, 71), and in HSL hsl(259, 25%, 22%).

Is #342B47 accessible as text?

On white, #342B47 has a contrast ratio of 13.27:1 (passes WCAG AA for body text); on black it is 1.58:1 (fails). For text placed on #342B47, use white for the best readability.

What is the closest Tailwind color to #342B47?

The nearest Tailwind CSS token is mauve-800 (#2A212C).

What colors go well with #342B47?

#342B47 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #3D462A. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #342B47 below.

Is #342B47 good for buttons?

#342B47 works well for buttons and highlights, but use white text on #342B47 — black text only reaches 1.58:1, below the 4.5:1 needed for normal-size labels.

Is #342B47 the same as CSS midnightblue?

No — #342B47 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.

#342B47 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #342B47

Not just a swatch — here's how #342B47 works with other colors. Named schemes with #342B47 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #342B47 Accent #A5C4C4 Surface #E9D6BF Secondary #9AA0A1 Anchor #23334B

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 #342B47 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 #342B47 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 #342B47 Anchor #141210 Accent #DA9856 Secondary #2A2732 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 #342B47 Secondary #57545F 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.

Build a working theme in the generator →

Color Lab

How #342B47 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 31/100

Low

Firm and assertive — carries weight and contrast.

Depth 66/100

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 37/100

Low

A faint retro warmth without tipping into sepia.

Luxury 69/100

High

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

Brand distinctiveness 19/100

Very low

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

UI accent fit 32/100

Low

Workable accent with care around contrast.

Surface fit 49/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 94/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #342B47

For UI

For branding

For interior

For fashion

People also use #342B47 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 13.3:1. Use

Subtle surface Use #D5D0DE for cards and hover fills. Tint 80

Avoid beside #3C2A46 — 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 #342B47 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: #342B47;
  --color-base-rgb: 52 43 71;
  --color-base-oklch: oklch(31.2% 0.050 298.2);
  --color-50: #F7F5F9;
  --color-100: #E9E5F0;
  --color-200: #D2CCE0;
  --color-300: #B2A7C8;
  --color-400: #9184AE;
  --color-500: #726490;
  --color-600: #5B5170;
  --color-700: #443D51;
  --color-800: #2E2A36;
  --color-900: #1D1B22;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  gunmetal-gray: {
    50: '#F7F5F9',
    100: '#E9E5F0',
    200: '#D2CCE0',
    300: '#B2A7C8',
    400: '#9184AE',
    500: '#726490',
    600: '#5B5170',
    700: '#443D51',
    800: '#2E2A36',
    900: '#1D1B22',
  },
}

$base: #342B47;
$base-ink: #FFFFFF;
$base-50: #F7F5F9;
$base-100: #E9E5F0;
$base-200: #D2CCE0;
$base-300: #B2A7C8;
$base-400: #9184AE;
$base-500: #726490;
$base-600: #5B5170;
$base-700: #443D51;
$base-800: #2E2A36;
$base-900: #1D1B22;
$base-hover: #292238;
$base-subtle: #BFB8CF;

{
    "color": {
        "base": {
            "value": "#342B47",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F7F5F9",
                "type": "color"
            },
            "100": {
                "value": "#E9E5F0",
                "type": "color"
            },
            "200": {
                "value": "#D2CCE0",
                "type": "color"
            },
            "300": {
                "value": "#B2A7C8",
                "type": "color"
            },
            "400": {
                "value": "#9184AE",
                "type": "color"
            },
            "500": {
                "value": "#726490",
                "type": "color"
            },
            "600": {
                "value": "#5B5170",
                "type": "color"
            },
            "700": {
                "value": "#443D51",
                "type": "color"
            },
            "800": {
                "value": "#2E2A36",
                "type": "color"
            },
            "900": {
                "value": "#1D1B22",
                "type": "color"
            }
        }
    }
}