What color is #1B030D?

#1B030D is a very dark, vivid rose. In RGB it is rgb(27, 3, 13), and in HSL hsl(335, 80%, 6%).

Is #1B030D accessible as text?

On white, #1B030D has a contrast ratio of 19.71:1 (passes WCAG AA for body text); on black it is 1.07:1 (fails). For text placed on #1B030D, use white for the best readability.

What is the closest Tailwind color to #1B030D?

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

What colors go well with #1B030D?

#1B030D pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #031C11. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #1B030D below.

Is #1B030D good for buttons?

#1B030D works well for buttons and highlights, but use white text on #1B030D — black text only reaches 1.07:1, below the 4.5:1 needed for normal-size labels.

Is #1B030D the same as CSS black?

No — #1B030D is not the CSS named color black, but black (#000000) is the closest CSS named color.

#1B030D Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #1B030D

Not just a swatch — here's how #1B030D works with other colors. Named schemes with #1B030D in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #1B030D Secondary #7D482B Surface #EBD9C1 Accent #454F39 Anchor #5A2231

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 #1B030D Secondary #B9612E Accent #7B7641 Surface #F5EBDD Anchor #3C2921

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 #1B030D Surface #F1E8DC Highlight #F7F1E7 Secondary #BCAEA0 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 #1B030D Anchor #141210 Accent #D49C50 Secondary #312529 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 #1B030D Secondary #34292D Support #9C9087 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.

Build a working theme in the generator →

Color Lab

How #1B030D 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 58/100

Neutral

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

Softness 17/100

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 14/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 29/100

Low

A faint retro warmth without tipping into sepia.

Luxury 81/100

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 6/100

Very low

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

Surface fit 60/100

High

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

Print safety 95/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #1B030D

For UI

For branding

For interior

For fashion

People also use #1B030D with

Deep Purple Jet Black Graphite 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 19.7:1. Use

Subtle surface Use #EBB3CA for cards and hover fills. Tint 80

Avoid beside #1C0305 — 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 #1B030D 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: #1B030D;
  --color-base-rgb: 27 3 13;
  --color-base-oklch: oklch(15.5% 0.049 355.5);
  --color-50: #FEF1F6;
  --color-100: #FCD9E8;
  --color-200: #F7B6D1;
  --color-300: #EB84AF;
  --color-400: #DB578E;
  --color-500: #C1346F;
  --color-600: #932F59;
  --color-700: #682742;
  --color-800: #441D2D;
  --color-900: #29141D;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#FEF1F6',
    100: '#FCD9E8',
    200: '#F7B6D1',
    300: '#EB84AF',
    400: '#DB578E',
    500: '#C1346F',
    600: '#932F59',
    700: '#682742',
    800: '#441D2D',
    900: '#29141D',
  },
}

$base: #1B030D;
$base-ink: #FFFFFF;
$base-50: #FEF1F6;
$base-100: #FCD9E8;
$base-200: #F7B6D1;
$base-300: #EB84AF;
$base-400: #DB578E;
$base-500: #C1346F;
$base-600: #932F59;
$base-700: #682742;
$base-800: #441D2D;
$base-900: #29141D;
$base-hover: #16020B;
$base-subtle: #E38BB0;

{
    "color": {
        "base": {
            "value": "#1B030D",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEF1F6",
                "type": "color"
            },
            "100": {
                "value": "#FCD9E8",
                "type": "color"
            },
            "200": {
                "value": "#F7B6D1",
                "type": "color"
            },
            "300": {
                "value": "#EB84AF",
                "type": "color"
            },
            "400": {
                "value": "#DB578E",
                "type": "color"
            },
            "500": {
                "value": "#C1346F",
                "type": "color"
            },
            "600": {
                "value": "#932F59",
                "type": "color"
            },
            "700": {
                "value": "#682742",
                "type": "color"
            },
            "800": {
                "value": "#441D2D",
                "type": "color"
            },
            "900": {
                "value": "#29141D",
                "type": "color"
            }
        }
    }
}

Palettes built on #1B030D

Color Lab

Pairs with #1B030D

UI roles & guardrails

In real applications

Scales

Every model

Export