What color is #04071E?

#04071E is a very dark, vivid blue. In RGB it is rgb(4, 7, 30), and in HSL hsl(233, 76%, 7%).

Is #04071E accessible as text?

On white, #04071E has a contrast ratio of 19.92:1 (passes WCAG AA for body text); on black it is 1.05:1 (fails). For text placed on #04071E, use white for the best readability.

What is the closest Tailwind color to #04071E?

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

What colors go well with #04071E?

#04071E pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #1F1C04. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #04071E below.

Is #04071E good for buttons?

#04071E works well for buttons and highlights, but use white text on #04071E — black text only reaches 1.05:1, below the 4.5:1 needed for normal-size labels.

Is #04071E the same as CSS black?

No — #04071E is not the CSS named color black, but black (#000000) is the closest CSS named color.

#04071E Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #04071E

Not just a swatch — here's how #04071E works with other colors. Named schemes with #04071E in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #04071E 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 #04071E 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 #04071E Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #1C233B

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 #04071E 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 #04071E Secondary #262932 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 #04071E 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 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 20/100

Very low

Clean and current — no dusty, aged cast.

Luxury 82/100

Very high

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

Brand distinctiveness 19/100

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 61/100

High

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

Print safety 92/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #04071E

For UI

For branding

For interior

For fashion

People also use #04071E 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 #B6BCEA for cards and hover fills. Tint 80

Avoid beside #0A041F — 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 #04071E 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: #04071E;
  --color-base-rgb: 4 7 30;
  --color-base-oklch: oklch(14.3% 0.050 270.8);
  --color-50: #F1F2FE;
  --color-100: #DADEFB;
  --color-200: #B7BFF5;
  --color-300: #8792E9;
  --color-400: #5A69D8;
  --color-500: #3747BD;
  --color-600: #323D90;
  --color-700: #293066;
  --color-800: #1E2243;
  --color-900: #141729;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#F1F2FE',
    100: '#DADEFB',
    200: '#B7BFF5',
    300: '#8792E9',
    400: '#5A69D8',
    500: '#3747BD',
    600: '#323D90',
    700: '#293066',
    800: '#1E2243',
    900: '#141729',
  },
}

$base: #04071E;
$base-ink: #FFFFFF;
$base-50: #F1F2FE;
$base-100: #DADEFB;
$base-200: #B7BFF5;
$base-300: #8792E9;
$base-400: #5A69D8;
$base-500: #3747BD;
$base-600: #323D90;
$base-700: #293066;
$base-800: #1E2243;
$base-900: #141729;
$base-hover: #030619;
$base-subtle: #8F98E1;

{
    "color": {
        "base": {
            "value": "#04071E",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1F2FE",
                "type": "color"
            },
            "100": {
                "value": "#DADEFB",
                "type": "color"
            },
            "200": {
                "value": "#B7BFF5",
                "type": "color"
            },
            "300": {
                "value": "#8792E9",
                "type": "color"
            },
            "400": {
                "value": "#5A69D8",
                "type": "color"
            },
            "500": {
                "value": "#3747BD",
                "type": "color"
            },
            "600": {
                "value": "#323D90",
                "type": "color"
            },
            "700": {
                "value": "#293066",
                "type": "color"
            },
            "800": {
                "value": "#1E2243",
                "type": "color"
            },
            "900": {
                "value": "#141729",
                "type": "color"
            }
        }
    }
}

Palettes built on #04071E

Color Lab

Pairs with #04071E

UI roles & guardrails

In real applications

Scales

Every model

Export