What color is #06384E?

#06384E is a very dark, vivid cyan-blue. In RGB it is rgb(6, 56, 78), and in HSL hsl(198, 86%, 16%).

Is #06384E accessible as text?

On white, #06384E has a contrast ratio of 12.47:1 (passes WCAG AA for body text); on black it is 1.68:1 (fails). For text placed on #06384E, use white for the best readability.

What is the closest Tailwind color to #06384E?

The nearest Tailwind CSS token is cyan-950 (#053345).

What colors go well with #06384E?

#06384E pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #4C1B06. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #06384E below.

Is #06384E good for buttons?

#06384E works well for buttons and highlights, but use white text on #06384E — black text only reaches 1.68:1, below the 4.5:1 needed for normal-size labels.

Is #06384E the same as CSS darkslategray?

No — #06384E is not the CSS named color darkslategray, but darkslategray (#2F4F4F) is the closest CSS named color.

#06384E Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #06384E

Not just a swatch — here's how #06384E works with other colors. Named schemes with #06384E in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #06384E Accent #A6C4C0 Surface #DEDABF Secondary #9AA0A0 Anchor #1F344A

Prussian Blue 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 #06384E Secondary #AEB4B8 Surface #F1F2F0 Support #7B93A6 Anchor #2E3236

Prussian Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Tech Product Signal · 5 colors

Signal #06384E Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #31586D

Prussian Blue is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Prussian Blue.

Vintage Leather Lead · 5 colors

Lead #06384E Secondary #6F5216 Surface #E2DCC0 Accent #385244 Anchor #57233D

Prussian Blue plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #06384E Secondary #4D5B63 Support #969386 Ink #16140F

Prussian Blue 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 Prussian Blue carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #06384E 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 31/100

Cool

Reads cool and recessive — calming, technical, good for trust-led UI.

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 34/100

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 24/100

Low

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

UI accent fit 37/100

Low

Workable accent with care around contrast.

Surface fit 45/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 84/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #06384E

For UI

For branding

For interior

For fashion

People also use #06384E with

Pine Green Navy Bistre Platinum Charcoal

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 12.5:1. Use

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

Avoid beside #061F4C — 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 #06384E 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: #06384E;
  --color-base-rgb: 6 56 78;
  --color-base-oklch: oklch(32.1% 0.063 233.5);
  --color-50: #F0FAFE;
  --color-100: #D8F2FD;
  --color-200: #B3E4F9;
  --color-300: #80CEEF;
  --color-400: #52B5E0;
  --color-500: #2F99C6;
  --color-600: #2B7696;
  --color-700: #25556A;
  --color-800: #1C3945;
  --color-900: #13232A;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  prussian-blue: {
    50: '#F0FAFE',
    100: '#D8F2FD',
    200: '#B3E4F9',
    300: '#80CEEF',
    400: '#52B5E0',
    500: '#2F99C6',
    600: '#2B7696',
    700: '#25556A',
    800: '#1C3945',
    900: '#13232A',
  },
}

$base: #06384E;
$base-ink: #FFFFFF;
$base-50: #F0FAFE;
$base-100: #D8F2FD;
$base-200: #B3E4F9;
$base-300: #80CEEF;
$base-400: #52B5E0;
$base-500: #2F99C6;
$base-600: #2B7696;
$base-700: #25556A;
$base-800: #1C3945;
$base-900: #13232A;
$base-hover: #052C3D;
$base-subtle: #95D0E9;

{
    "color": {
        "base": {
            "value": "#06384E",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FAFE",
                "type": "color"
            },
            "100": {
                "value": "#D8F2FD",
                "type": "color"
            },
            "200": {
                "value": "#B3E4F9",
                "type": "color"
            },
            "300": {
                "value": "#80CEEF",
                "type": "color"
            },
            "400": {
                "value": "#52B5E0",
                "type": "color"
            },
            "500": {
                "value": "#2F99C6",
                "type": "color"
            },
            "600": {
                "value": "#2B7696",
                "type": "color"
            },
            "700": {
                "value": "#25556A",
                "type": "color"
            },
            "800": {
                "value": "#1C3945",
                "type": "color"
            },
            "900": {
                "value": "#13232A",
                "type": "color"
            }
        }
    }
}