What color is #05071B?

#05071B is a very dark blue-violet. In RGB it is rgb(5, 7, 27), and in HSL hsl(235, 69%, 6%).

Is #05071B accessible as text?

On white, #05071B has a contrast ratio of 19.95:1 (passes WCAG AA for body text); on black it is 1.05:1 (fails). For text placed on #05071B, use white for the best readability.

What is the closest Tailwind color to #05071B?

The nearest Tailwind CSS token is mauve-950 (#0C090C).

What colors go well with #05071B?

#05071B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #1A1805. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #05071B below.

Is #05071B good for buttons?

#05071B works well for buttons and highlights, but use white text on #05071B — black text only reaches 1.05:1, below the 4.5:1 needed for normal-size labels.

Is #05071B the same as CSS black?

No — #05071B is not the CSS named color black, but black (#000000) is the closest CSS named color.

#05071B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #05071B

Not just a swatch — here's how #05071B works with other colors. Named schemes with #05071B in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #05071B Accent #A5C4C2 Surface #EAD5C0 Secondary #9AA0A1 Anchor #21344A

Jet Black 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 #05071B Secondary #AEB4B8 Surface #F1F2F0 Support #7E92A7 Anchor #2E3236

Jet Black 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 #05071B Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #1E2337

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 #05071B Secondary #7F4535 Surface #EED7C2 Accent #365247 Anchor #582239

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.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #05071B Secondary #272931 Support #9D8F88 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.

Build a working theme in the generator →

Color Lab

How #05071B 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 41/100

Neutral

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

Softness 16/100

Very low

Firm and assertive — carries weight and contrast.

Depth 82/100

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 19/100

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 17/100

Very low

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

UI accent fit 5/100

Very low

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

Surface fit 63/100

High

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

Print safety 93/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #05071B

For UI

For branding

For interior

For fashion

People also use #05071B with

Prussian Blue Jet Black Graphite 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 19.9:1. Use

Subtle surface Use #B7BBE7 for cards and hover fills. Tint 80

Avoid beside #0A051A — 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 #05071B 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: #05071B;
  --color-base-rgb: 5 7 27;
  --color-base-oklch: oklch(14.1% 0.044 273.7);
  --color-50: #F2F3FD;
  --color-100: #DCDEF9;
  --color-200: #BABFF2;
  --color-300: #8B92E4;
  --color-400: #6069D2;
  --color-500: #3E48B7;
  --color-600: #363D8C;
  --color-700: #2C3063;
  --color-800: #202341;
  --color-900: #151728;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#F2F3FD',
    100: '#DCDEF9',
    200: '#BABFF2',
    300: '#8B92E4',
    400: '#6069D2',
    500: '#3E48B7',
    600: '#363D8C',
    700: '#2C3063',
    800: '#202341',
    900: '#151728',
  },
}

$base: #05071B;
$base-ink: #FFFFFF;
$base-50: #F2F3FD;
$base-100: #DCDEF9;
$base-200: #BABFF2;
$base-300: #8B92E4;
$base-400: #6069D2;
$base-500: #3E48B7;
$base-600: #363D8C;
$base-700: #2C3063;
$base-800: #202341;
$base-900: #151728;
$base-hover: #040515;
$base-subtle: #9198DD;

{
    "color": {
        "base": {
            "value": "#05071B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2F3FD",
                "type": "color"
            },
            "100": {
                "value": "#DCDEF9",
                "type": "color"
            },
            "200": {
                "value": "#BABFF2",
                "type": "color"
            },
            "300": {
                "value": "#8B92E4",
                "type": "color"
            },
            "400": {
                "value": "#6069D2",
                "type": "color"
            },
            "500": {
                "value": "#3E48B7",
                "type": "color"
            },
            "600": {
                "value": "#363D8C",
                "type": "color"
            },
            "700": {
                "value": "#2C3063",
                "type": "color"
            },
            "800": {
                "value": "#202341",
                "type": "color"
            },
            "900": {
                "value": "#151728",
                "type": "color"
            }
        }
    }
}

Palettes built on #05071B

Color Lab

Pairs with #05071B

UI roles & guardrails

In real applications

Scales

Every model

Export