What color is #12040D?

#12040D is a very dark low-chroma warm gray with a subtle warm cast. In RGB it is rgb(18, 4, 13), and in HSL hsl(321, 64%, 4%).

Is #12040D accessible as text?

On white, #12040D has a contrast ratio of 20.02:1 (passes WCAG AA for body text); on black it is 1.05:1 (fails). For text placed on #12040D, use white for the best readability.

What is the closest Tailwind color to #12040D?

The nearest Tailwind CSS token is zinc-950 (#09090B).

What colors go well with #12040D?

As a neutral, #12040D 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 #12040D the same as CSS black?

No — #12040D is not the CSS named color black, but black (#000000) is the closest CSS named color.

#12040D Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #12040D

Not just a swatch — here's how #12040D works with other colors. Named schemes with #12040D in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #12040D Secondary #7D472D Surface #ECD8C1 Accent #454F38 Anchor #592233

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 #12040D Surface #F1E8DC Highlight #F7F0E7 Secondary #BCADA0 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 #12040D Anchor #141210 Accent #D69B51 Secondary #30252C Surface #F3EDE3

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 #12040D Secondary #2D262A Support #9C9087 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.

Berry & Cream Lead · 5 colors

Lead #12040D Surface #F4E6D7 Anchor #5D203C Accent #E6C2C4 Secondary #332B2E

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

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Color Lab

How #12040D 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 54/100

Neutral

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

Softness 16/100

Very low

Firm and assertive — carries weight and contrast.

Depth 81/100

Very high

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

Naturalness 4/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 24/100

Low

Clean and current — no dusty, aged cast.

Luxury 80/100

Very 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 4/100

Very low

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

Surface fit 66/100

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 #12040D

For UI

For branding

For interior

For fashion

People also use #12040D with

Deep Purple Jet Black Gainsboro Eggplant

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 20.0:1. Use

Subtle surface Use #E5B7D5 for cards and hover fills. Tint 80

Avoid beside #110408 — 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 #12040D 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: #12040D;
  --color-base-rgb: 18 4 13;
  --color-base-oklch: oklch(13.9% 0.034 341.2);
  --color-50: #FDF2F9;
  --color-100: #F8DDEF;
  --color-200: #F0BCDE;
  --color-300: #E18EC4;
  --color-400: #CE64A9;
  --color-500: #B3428B;
  --color-600: #89396D;
  --color-700: #612E4F;
  --color-800: #402135;
  --color-900: #271621;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#FDF2F9',
    100: '#F8DDEF',
    200: '#F0BCDE',
    300: '#E18EC4',
    400: '#CE64A9',
    500: '#B3428B',
    600: '#89396D',
    700: '#612E4F',
    800: '#402135',
    900: '#271621',
  },
}

$base: #12040D;
$base-ink: #FFFFFF;
$base-50: #FDF2F9;
$base-100: #F8DDEF;
$base-200: #F0BCDE;
$base-300: #E18EC4;
$base-400: #CE64A9;
$base-500: #B3428B;
$base-600: #89396D;
$base-700: #612E4F;
$base-800: #402135;
$base-900: #271621;
$base-hover: #0D030A;
$base-subtle: #D992C0;

{
    "color": {
        "base": {
            "value": "#12040D",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FDF2F9",
                "type": "color"
            },
            "100": {
                "value": "#F8DDEF",
                "type": "color"
            },
            "200": {
                "value": "#F0BCDE",
                "type": "color"
            },
            "300": {
                "value": "#E18EC4",
                "type": "color"
            },
            "400": {
                "value": "#CE64A9",
                "type": "color"
            },
            "500": {
                "value": "#B3428B",
                "type": "color"
            },
            "600": {
                "value": "#89396D",
                "type": "color"
            },
            "700": {
                "value": "#612E4F",
                "type": "color"
            },
            "800": {
                "value": "#402135",
                "type": "color"
            },
            "900": {
                "value": "#271621",
                "type": "color"
            }
        }
    }
}

Palettes built on #12040D

Color Lab

Pairs with #12040D

UI roles & guardrails

In real applications

Scales

Every model

Export