What color is #05030A?

#05030A is a very dark low-chroma blue-gray with a subtle blue cast. In RGB it is rgb(5, 3, 10), and in HSL hsl(257, 54%, 3%).

Is #05030A accessible as text?

On white, #05030A has a contrast ratio of 20.51:1 (passes WCAG AA for body text); on black it is 1.02:1 (fails). For text placed on #05030A, use white for the best readability.

What is the closest Tailwind color to #05030A?

The nearest Tailwind CSS token is gray-950 (#030712).

What colors go well with #05030A?

As a neutral, #05030A 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 #05030A the same as CSS black?

No — #05030A is not the CSS named color black, but black (#000000) is the closest CSS named color.

#05030A Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #05030A

Not just a swatch — here's how #05030A works with other colors. Named schemes with #05030A in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #05030A Surface #14161A Highlight #F4F6F8 Secondary #5C6572 Accent #1E1A25

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

Vintage Leather Lead · 5 colors

Lead #05030A Secondary #7E4632 Surface #EDD8C2 Accent #355248 Anchor #582237

Jet Black 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 #05030A Surface #F2E8DD Highlight #F8F0E7 Secondary #BDADA1 Ink #2C2724

Jet Black 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.

Berry & Cream Lead · 5 colors

Lead #05030A Surface #F5E6D7 Anchor #5C2140 Accent #E5C2C7 Secondary #332B2F

Jet Black sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #05030A Secondary #222024 Support #9C9088 Ink #18140F

Jet Black 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 Jet Black carrying the quiet middle.

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Color Lab

How #05030A 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 48/100

Neutral

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

Softness 13/100

Very low

Firm and assertive — carries weight and contrast.

Depth 84/100

Very 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 16/100

Very low

Clean and current — no dusty, aged cast.

Luxury 81/100

Very high

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

Brand distinctiveness 9/100

Very low

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

UI accent fit 3/100

Very low

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

Surface fit 71/100

High

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

Print safety 97/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #05030A

For UI

For branding

For interior

For fashion

People also use #05030A with

Graphite Jet Black Gainsboro Russian Violet

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 20.5:1. Use

Subtle surface Use #C5BAE1 for cards and hover fills. Tint 80

Avoid beside #09040C — 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 #05030A at work across the surfaces designers actually ship.

Website / UI

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Build faster.

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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: #05030A;
  --color-base-rgb: 5 3 10;
  --color-base-oklch: oklch(10.8% 0.022 299.5);
  --color-50: #F5F3FC;
  --color-100: #E6DFF6;
  --color-200: #CDC0EC;
  --color-300: #A895DA;
  --color-400: #866CC6;
  --color-500: #664BAA;
  --color-600: #523F83;
  --color-700: #3E325D;
  --color-800: #2B233D;
  --color-900: #1B1726;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#F5F3FC',
    100: '#E6DFF6',
    200: '#CDC0EC',
    300: '#A895DA',
    400: '#866CC6',
    500: '#664BAA',
    600: '#523F83',
    700: '#3E325D',
    800: '#2B233D',
    900: '#1B1726',
  },
}

$base: #05030A;
$base-ink: #FFFFFF;
$base-50: #F5F3FC;
$base-100: #E6DFF6;
$base-200: #CDC0EC;
$base-300: #A895DA;
$base-400: #866CC6;
$base-500: #664BAA;
$base-600: #523F83;
$base-700: #3E325D;
$base-800: #2B233D;
$base-900: #1B1726;
$base-hover: #050309;
$base-subtle: #A896D3;

{
    "color": {
        "base": {
            "value": "#05030A",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5F3FC",
                "type": "color"
            },
            "100": {
                "value": "#E6DFF6",
                "type": "color"
            },
            "200": {
                "value": "#CDC0EC",
                "type": "color"
            },
            "300": {
                "value": "#A895DA",
                "type": "color"
            },
            "400": {
                "value": "#866CC6",
                "type": "color"
            },
            "500": {
                "value": "#664BAA",
                "type": "color"
            },
            "600": {
                "value": "#523F83",
                "type": "color"
            },
            "700": {
                "value": "#3E325D",
                "type": "color"
            },
            "800": {
                "value": "#2B233D",
                "type": "color"
            },
            "900": {
                "value": "#1B1726",
                "type": "color"
            }
        }
    }
}

Palettes built on #05030A

Color Lab

Pairs with #05030A

UI roles & guardrails

In real applications

Scales

Every model

Export