What color is #290109?

#290109 is a very dark, vivid red. In RGB it is rgb(41, 1, 9), and in HSL hsl(348, 95%, 8%).

Is #290109 accessible as text?

On white, #290109 has a contrast ratio of 19.05:1 (passes WCAG AA for body text); on black it is 1.10:1 (fails). For text placed on #290109, use white for the best readability.

What is the closest Tailwind color to #290109?

The nearest Tailwind CSS token is mauve-900 (#1D161E).

What colors go well with #290109?

#290109 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #012820. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #290109 below.

Is #290109 good for buttons?

#290109 works well for buttons and highlights, but use white text on #290109 — black text only reaches 1.10:1, below the 4.5:1 needed for normal-size labels.

Is #290109 the same as CSS black?

No — #290109 is not the CSS named color black, but black (#000000) is the closest CSS named color.

#290109 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #290109

Not just a swatch — here's how #290109 works with other colors. Named schemes with #290109 in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #290109 Secondary #B86229 Accent #797642 Surface #F5EBDD 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.

Vintage Leather Lead · 5 colors

Lead #290109 Secondary #7C4829 Surface #EBD9C1 Accent #444F39 Anchor #5A222F

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.

Desert Clay Center · 5 colors

Center #290109 Surface #E4CDA8 Secondary #B27859 Accent #99966C Anchor #3F2C21

Jet Black holds the warm center of this desert palette with sand and clay beside it, a muted-sage accent and a dark-brown anchor.

Japanese Sand Base · 5 colors

Base #290109 Surface #F0E8DC 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.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #290109 Secondary #3F2E30 Support #9B9087 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 #290109 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 66/100

Warm

Reads warm and advancing — inviting, energetic, draws the eye forward.

Softness 18/100

Very low

Firm and assertive — carries weight and contrast.

Depth 80/100

High

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

Naturalness 47/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 38/100

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 27/100

Low

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

UI accent fit 10/100

Very low

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

Surface fit 52/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 93/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #290109

For UI

For branding

For interior

For fashion

People also use #290109 with

Tyrian Purple Graphite Gainsboro Taupe

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 19.0:1. Use

Subtle surface Use #F0B0BD for cards and hover fills. Tint 80

Avoid beside #280601 — 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 #290109 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: #290109;
  --color-base-rgb: 41 1 9;
  --color-base-oklch: oklch(18.1% 0.069 12.8);
  --color-50: #FEF0F3;
  --color-100: #FDD8DF;
  --color-200: #FCB1C0;
  --color-300: #F57A93;
  --color-400: #E84A6A;
  --color-500: #CE2748;
  --color-600: #9C263D;
  --color-700: #6E2130;
  --color-800: #471A23;
  --color-900: #2B1217;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#FEF0F3',
    100: '#FDD8DF',
    200: '#FCB1C0',
    300: '#F57A93',
    400: '#E84A6A',
    500: '#CE2748',
    600: '#9C263D',
    700: '#6E2130',
    800: '#471A23',
    900: '#2B1217',
  },
}

$base: #290109;
$base-ink: #FFFFFF;
$base-50: #FEF0F3;
$base-100: #FDD8DF;
$base-200: #FCB1C0;
$base-300: #F57A93;
$base-400: #E84A6A;
$base-500: #CE2748;
$base-600: #9C263D;
$base-700: #6E2130;
$base-800: #471A23;
$base-900: #2B1217;
$base-hover: #200107;
$base-subtle: #EB869A;

{
    "color": {
        "base": {
            "value": "#290109",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEF0F3",
                "type": "color"
            },
            "100": {
                "value": "#FDD8DF",
                "type": "color"
            },
            "200": {
                "value": "#FCB1C0",
                "type": "color"
            },
            "300": {
                "value": "#F57A93",
                "type": "color"
            },
            "400": {
                "value": "#E84A6A",
                "type": "color"
            },
            "500": {
                "value": "#CE2748",
                "type": "color"
            },
            "600": {
                "value": "#9C263D",
                "type": "color"
            },
            "700": {
                "value": "#6E2130",
                "type": "color"
            },
            "800": {
                "value": "#471A23",
                "type": "color"
            },
            "900": {
                "value": "#2B1217",
                "type": "color"
            }
        }
    }
}