What color is #180604?

#180604 is a very dark low-chroma warm gray with a subtle warm cast. In RGB it is rgb(24, 6, 4), and in HSL hsl(6, 71%, 5%).

Is #180604 accessible as text?

On white, #180604 has a contrast ratio of 19.69:1 (passes WCAG AA for body text); on black it is 1.07:1 (fails). For text placed on #180604, use white for the best readability.

What is the closest Tailwind color to #180604?

The nearest Tailwind CSS token is stone-950 (#0C0A09).

What colors go well with #180604?

As a neutral, #180604 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 #180604 the same as CSS black?

No — #180604 is not the CSS named color black, but black (#000000) is the closest CSS named color.

#180604 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #180604

Not just a swatch — here's how #180604 works with other colors. Named schemes with #180604 in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #180604 Secondary #7B4927 Surface #EAD9C0 Accent #43503A Anchor #5A222E

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.

Warm Autumn Interior Dominant · 5 colors

Dominant #180604 Secondary #B76325 Accent #777743 Surface #F4EBDD Anchor #3B2A21

This palette keeps Jet Black as the dominant warm neutral, balanced by muted terracotta and olive earth tones and grounded by a deep espresso anchor.

Japanese Sand Base · 5 colors

Base #180604 Surface #F0E9DC Highlight #F7F1E7 Secondary #BBAEA0 Ink #2B2723

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.

Luxury Packaging Feature · 5 colors

Feature #180604 Anchor #141210 Accent #D09E4D Secondary #322523 Surface #F2EDE3

Jet Black 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.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #180604 Secondary #322A28 Support #9B9186 Ink #17140F

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 #180604 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 60/100

Neutral

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

Softness 17/100

Very low

Firm and assertive — carries weight and contrast.

Depth 80/100

Very high

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

Naturalness 45/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 28/100

Low

A faint retro warmth without tipping into sepia.

Luxury 79/100

High

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

Brand distinctiveness 13/100

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 65/100

High

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

Print safety 96/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #180604

For UI

For branding

For interior

For fashion

People also use #180604 with

Oxblood Jet Black Gainsboro Espresso

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 19.7:1. Use

Subtle surface Use #E7BBB6 for cards and hover fills. Tint 80

Avoid beside #160C04 — 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 #180604 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: #180604;
  --color-base-rgb: 24 6 4;
  --color-base-oklch: oklch(15.3% 0.034 30.9);
  --color-50: #FDF3F1;
  --color-100: #FADEDB;
  --color-200: #F3BFB9;
  --color-300: #E5938A;
  --color-400: #D46A5E;
  --color-500: #B9483C;
  --color-600: #8D3E35;
  --color-700: #64302B;
  --color-800: #42231F;
  --color-900: #281715;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#FDF3F1',
    100: '#FADEDB',
    200: '#F3BFB9',
    300: '#E5938A',
    400: '#D46A5E',
    500: '#B9483C',
    600: '#8D3E35',
    700: '#64302B',
    800: '#42231F',
    900: '#281715',
  },
}

$base: #180604;
$base-ink: #FFFFFF;
$base-50: #FDF3F1;
$base-100: #FADEDB;
$base-200: #F3BFB9;
$base-300: #E5938A;
$base-400: #D46A5E;
$base-500: #B9483C;
$base-600: #8D3E35;
$base-700: #64302B;
$base-800: #42231F;
$base-900: #281715;
$base-hover: #110403;
$base-subtle: #DE978F;

{
    "color": {
        "base": {
            "value": "#180604",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FDF3F1",
                "type": "color"
            },
            "100": {
                "value": "#FADEDB",
                "type": "color"
            },
            "200": {
                "value": "#F3BFB9",
                "type": "color"
            },
            "300": {
                "value": "#E5938A",
                "type": "color"
            },
            "400": {
                "value": "#D46A5E",
                "type": "color"
            },
            "500": {
                "value": "#B9483C",
                "type": "color"
            },
            "600": {
                "value": "#8D3E35",
                "type": "color"
            },
            "700": {
                "value": "#64302B",
                "type": "color"
            },
            "800": {
                "value": "#42231F",
                "type": "color"
            },
            "900": {
                "value": "#281715",
                "type": "color"
            }
        }
    }
}

Palettes built on #180604

Color Lab

Pairs with #180604

UI roles & guardrails

In real applications

Scales

Every model

Export