What color is #052129?

#052129 is a very dark low-chroma blue-gray with a subtle blue cast. In RGB it is rgb(5, 33, 41), and in HSL hsl(193, 78%, 9%).

Is #052129 accessible as text?

On white, #052129 has a contrast ratio of 16.72:1 (passes WCAG AA for body text); on black it is 1.26:1 (fails). For text placed on #052129, use white for the best readability.

What is the closest Tailwind color to #052129?

The nearest Tailwind CSS token is gray-900 (#101828).

What colors go well with #052129?

As a neutral, #052129 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 #052129 the same as CSS midnightblue?

No — #052129 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.

#052129 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #052129

Not just a swatch — here's how #052129 works with other colors. Named schemes with #052129 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #052129 Accent #A6C4BF Surface #DFDABF Secondary #9AA0A0 Anchor #1E354A

Graphite 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 #052129 Secondary #AEB4B8 Surface #F1F2F0 Support #7B93A5 Anchor #2E3236

Graphite 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 #052129 Surface #14161A Highlight #F4F6F8 Secondary #596672 Accent #273F47

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

Vintage Leather Lead · 5 colors

Lead #052129 Secondary #705116 Surface #E2DCC0 Accent #385244 Anchor #56233E

Graphite 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 #052129 Secondary #394245 Support #969386 Ink #16140F

Graphite 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 Graphite carrying the quiet middle.

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Color Lab

How #052129 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 39/100

Neutral

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

Softness 25/100

Low

Firm and assertive — carries weight and contrast.

Depth 73/100

High

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

Naturalness 1/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 23/100

Low

Clean and current — no dusty, aged cast.

Luxury 74/100

High

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

Brand distinctiveness 14/100

Very low

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

UI accent fit 14/100

Very low

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

Surface fit 59/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 90/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #052129

For UI

For branding

For interior

For fashion

People also use #052129 with

Brunswick Green Jet Black Graphite Platinum Dark Slate 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 16.7:1. Use

Subtle surface Use #B7DFEB for cards and hover fills. Tint 80

Avoid beside #051529 — 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 #052129 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: #052129;
  --color-base-rgb: 5 33 41;
  --color-base-oklch: oklch(23.1% 0.036 220.2);
  --color-50: #F1FBFE;
  --color-100: #DAF4FB;
  --color-200: #B6E8F6;
  --color-300: #85D4EA;
  --color-400: #58BEDA;
  --color-500: #36A1BF;
  --color-600: #307C91;
  --color-700: #285967;
  --color-800: #1E3B43;
  --color-900: #142529;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  graphite: {
    50: '#F1FBFE',
    100: '#DAF4FB',
    200: '#B6E8F6',
    300: '#85D4EA',
    400: '#58BEDA',
    500: '#36A1BF',
    600: '#307C91',
    700: '#285967',
    800: '#1E3B43',
    900: '#142529',
  },
}

$base: #052129;
$base-ink: #FFFFFF;
$base-50: #F1FBFE;
$base-100: #DAF4FB;
$base-200: #B6E8F6;
$base-300: #85D4EA;
$base-400: #58BEDA;
$base-500: #36A1BF;
$base-600: #307C91;
$base-700: #285967;
$base-800: #1E3B43;
$base-900: #142529;
$base-hover: #041A21;
$base-subtle: #90D1E3;

{
    "color": {
        "base": {
            "value": "#052129",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1FBFE",
                "type": "color"
            },
            "100": {
                "value": "#DAF4FB",
                "type": "color"
            },
            "200": {
                "value": "#B6E8F6",
                "type": "color"
            },
            "300": {
                "value": "#85D4EA",
                "type": "color"
            },
            "400": {
                "value": "#58BEDA",
                "type": "color"
            },
            "500": {
                "value": "#36A1BF",
                "type": "color"
            },
            "600": {
                "value": "#307C91",
                "type": "color"
            },
            "700": {
                "value": "#285967",
                "type": "color"
            },
            "800": {
                "value": "#1E3B43",
                "type": "color"
            },
            "900": {
                "value": "#142529",
                "type": "color"
            }
        }
    }
}

Palettes built on #052129

Color Lab

Pairs with #052129

UI roles & guardrails

In real applications

Scales

Every model

Export