What color is #051813?

#051813 is a very dark low-chroma cool gray with a subtle cool cast. In RGB it is rgb(5, 24, 19), and in HSL hsl(164, 66%, 6%).

Is #051813 accessible as text?

On white, #051813 has a contrast ratio of 18.32:1 (passes WCAG AA for body text); on black it is 1.15:1 (fails). For text placed on #051813, use white for the best readability.

What is the closest Tailwind color to #051813?

The nearest Tailwind CSS token is neutral-900 (#171717).

What colors go well with #051813?

As a neutral, #051813 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 #051813 the same as CSS midnightblue?

No — #051813 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.

#051813 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #051813

Not just a swatch — here's how #051813 works with other colors. Named schemes with #051813 in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #051813 Secondary #734F19 Surface #E4DBC0 Accent #3B5141 Anchor #5B231F

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.

Japanese Sand Base · 5 colors

Base #051813 Surface #EDEADC Highlight #F5F1E7 Secondary #B5B19F Ink #2A2723

Graphite 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 #051813 Anchor #141210 Accent #BCA84C Secondary #1F2C28 Surface #F1EDE3

Graphite 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.

Moody Editorial Color · 5 colors

Color #051813 Anchor #292A2E Secondary #6D6F74 Surface #EBE7DA Accent #000202

Graphite adds the colour to this moody editorial scheme — charcoal and a mid-grey around it, a bone highlight, and a muted jewel accent drawn from Graphite.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #051813 Secondary #313735 Support #989286 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 #051813 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 45/100

Neutral

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

Softness 21/100

Low

Firm and assertive — carries weight and contrast.

Depth 76/100

High

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

Naturalness 19/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 21/100

Low

Clean and current — no dusty, aged cast.

Luxury 76/100

High

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

Brand distinctiveness 11/100

Very low

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

UI accent fit 8/100

Very low

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

Surface fit 64/100

High

Calm enough for large fills — backgrounds, cards, sections.

Print safety 94/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #051813

For UI

For branding

For interior

For fashion

People also use #051813 with

British Racing Green Jet Black 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 18.3:1. Use

Subtle surface Use #B8E6DA for cards and hover fills. Tint 80

Avoid beside #051819 — 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 #051813 at work across the surfaces designers actually ship.

Website / UI

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Poster

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Export

:root {
  --color-base: #051813;
  --color-base-rgb: 5 24 19;
  --color-base-oklch: oklch(19.1% 0.028 174.2);
  --color-50: #F2FDFA;
  --color-100: #DCF9F1;
  --color-200: #BBF1E3;
  --color-300: #8DE2CB;
  --color-400: #62D0B2;
  --color-500: #40B596;
  --color-600: #388A74;
  --color-700: #2D6254;
  --color-800: #214038;
  --color-900: #162823;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  graphite: {
    50: '#F2FDFA',
    100: '#DCF9F1',
    200: '#BBF1E3',
    300: '#8DE2CB',
    400: '#62D0B2',
    500: '#40B596',
    600: '#388A74',
    700: '#2D6254',
    800: '#214038',
    900: '#162823',
  },
}

$base: #051813;
$base-ink: #FFFFFF;
$base-50: #F2FDFA;
$base-100: #DCF9F1;
$base-200: #BBF1E3;
$base-300: #8DE2CB;
$base-400: #62D0B2;
$base-500: #40B596;
$base-600: #388A74;
$base-700: #2D6254;
$base-800: #214038;
$base-900: #162823;
$base-hover: #041410;
$base-subtle: #93DBC8;

{
    "color": {
        "base": {
            "value": "#051813",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2FDFA",
                "type": "color"
            },
            "100": {
                "value": "#DCF9F1",
                "type": "color"
            },
            "200": {
                "value": "#BBF1E3",
                "type": "color"
            },
            "300": {
                "value": "#8DE2CB",
                "type": "color"
            },
            "400": {
                "value": "#62D0B2",
                "type": "color"
            },
            "500": {
                "value": "#40B596",
                "type": "color"
            },
            "600": {
                "value": "#388A74",
                "type": "color"
            },
            "700": {
                "value": "#2D6254",
                "type": "color"
            },
            "800": {
                "value": "#214038",
                "type": "color"
            },
            "900": {
                "value": "#162823",
                "type": "color"
            }
        }
    }
}

Palettes built on #051813

Color Lab

Pairs with #051813

UI roles & guardrails

In real applications

Scales

Every model

Export