What color is #09100D?

#09100D is a very dark low-chroma cool gray with a subtle cool cast. In RGB it is rgb(9, 16, 13), and in HSL hsl(154, 28%, 5%).

Is #09100D accessible as text?

On white, #09100D has a contrast ratio of 19.24:1 (passes WCAG AA for body text); on black it is 1.09:1 (fails). For text placed on #09100D, use white for the best readability.

What is the closest Tailwind color to #09100D?

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

What colors go well with #09100D?

As a neutral, #09100D 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 #09100D the same as CSS black?

No — #09100D is not the CSS named color black, but black (#000000) is the closest CSS named color.

#09100D Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #09100D

Not just a swatch — here's how #09100D works with other colors. Named schemes with #09100D in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #09100D Surface #13161A Highlight #F4F6F8 Secondary #586771 Accent #252C29

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 #09100D Secondary #744F1A Surface #E5DBC0 Accent #3B5141 Anchor #5B2320

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 #09100D Surface #EDEADC Highlight #F5F1E7 Secondary #B6B09F Ink #2A2723

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 #09100D Anchor #141210 Accent #BDA84C Secondary #1F2C27 Surface #F1EDE3

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 #09100D Secondary #2D302E Support #989286 Ink #16140F

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 #09100D 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 48/100

Neutral

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

Softness 19/100

Very low

Firm and assertive — carries weight and contrast.

Depth 78/100

High

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

Naturalness 17/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 18/100

Very low

Clean and current — no dusty, aged cast.

Luxury 76/100

High

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

Brand distinctiveness 5/100

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 70/100

High

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

Print safety 98/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #09100D

For UI

For branding

For interior

For fashion

People also use #09100D with

Sacramento Green Jet Black Platinum Dark Slate Gray

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 19.2:1. Use

Subtle surface Use #C5D8D0 for cards and hover fills. Tint 80

Avoid beside #091010 — 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 #09100D 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: #09100D;
  --color-base-rgb: 9 16 13;
  --color-base-oklch: oklch(16.4% 0.013 166.7);
  --color-50: #F5FAF8;
  --color-100: #E5F1EB;
  --color-200: #CBE2D8;
  --color-300: #A6CABA;
  --color-400: #82B09C;
  --color-500: #62937E;
  --color-600: #4F7263;
  --color-700: #3C5349;
  --color-800: #2A3731;
  --color-900: #1B221F;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#F5FAF8',
    100: '#E5F1EB',
    200: '#CBE2D8',
    300: '#A6CABA',
    400: '#82B09C',
    500: '#62937E',
    600: '#4F7263',
    700: '#3C5349',
    800: '#2A3731',
    900: '#1B221F',
  },
}

$base: #09100D;
$base-ink: #FFFFFF;
$base-50: #F5FAF8;
$base-100: #E5F1EB;
$base-200: #CBE2D8;
$base-300: #A6CABA;
$base-400: #82B09C;
$base-500: #62937E;
$base-600: #4F7263;
$base-700: #3C5349;
$base-800: #2A3731;
$base-900: #1B221F;
$base-hover: #070D0B;
$base-subtle: #A7C6B8;

{
    "color": {
        "base": {
            "value": "#09100D",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5FAF8",
                "type": "color"
            },
            "100": {
                "value": "#E5F1EB",
                "type": "color"
            },
            "200": {
                "value": "#CBE2D8",
                "type": "color"
            },
            "300": {
                "value": "#A6CABA",
                "type": "color"
            },
            "400": {
                "value": "#82B09C",
                "type": "color"
            },
            "500": {
                "value": "#62937E",
                "type": "color"
            },
            "600": {
                "value": "#4F7263",
                "type": "color"
            },
            "700": {
                "value": "#3C5349",
                "type": "color"
            },
            "800": {
                "value": "#2A3731",
                "type": "color"
            },
            "900": {
                "value": "#1B221F",
                "type": "color"
            }
        }
    }
}

Palettes built on #09100D

Color Lab

Pairs with #09100D

UI roles & guardrails

In real applications

Scales

Every model

Export