What color is #100809?

#100809 is a very dark low-chroma warm gray with a subtle warm cast. In RGB it is rgb(16, 8, 9), and in HSL hsl(353, 33%, 5%).

Is #100809 accessible as text?

On white, #100809 has a contrast ratio of 19.80:1 (passes WCAG AA for body text); on black it is 1.06:1 (fails). For text placed on #100809, use white for the best readability.

What is the closest Tailwind color to #100809?

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

What colors go well with #100809?

As a neutral, #100809 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 #100809 the same as CSS black?

No — #100809 is not the CSS named color black, but black (#000000) is the closest CSS named color.

#100809 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #100809

Not just a swatch — here's how #100809 works with other colors. Named schemes with #100809 in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #100809 Surface #15161A Highlight #F4F6F8 Secondary #5E6573 Accent #2C2324

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 #100809 Secondary #7C4829 Surface #EBD9C1 Accent #444F39 Anchor #5A2230

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 #100809 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.

Berry & Cream Lead · 5 colors

Lead #100809 Surface #F4E6D6 Anchor #5E2039 Accent #E6C2C3 Secondary #332B2E

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

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #100809 Secondary #2D292A 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.

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Color Lab

How #100809 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 53/100

Neutral

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

Softness 17/100

Very low

Firm and assertive — carries weight and contrast.

Depth 79/100

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 23/100

Low

Clean and current — no dusty, aged cast.

Luxury 78/100

High

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

Brand distinctiveness 6/100

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 71/100

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 #100809

For UI

For branding

For interior

For fashion

People also use #100809 with

Graphite 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 19.8:1. Use

Subtle surface Use #DAC3C6 for cards and hover fills. Tint 80

Avoid beside #110A09 — 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 #100809 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: #100809;
  --color-base-rgb: 16 8 9;
  --color-base-oklch: oklch(14.7% 0.015 10.1);
  --color-50: #FAF5F5;
  --color-100: #F2E3E5;
  --color-200: #E4C9CC;
  --color-300: #CDA2A7;
  --color-400: #B47E84;
  --color-500: #975D64;
  --color-600: #754C51;
  --color-700: #553A3D;
  --color-800: #38292A;
  --color-900: #231A1B;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#FAF5F5',
    100: '#F2E3E5',
    200: '#E4C9CC',
    300: '#CDA2A7',
    400: '#B47E84',
    500: '#975D64',
    600: '#754C51',
    700: '#553A3D',
    800: '#38292A',
    900: '#231A1B',
  },
}

$base: #100809;
$base-ink: #FFFFFF;
$base-50: #FAF5F5;
$base-100: #F2E3E5;
$base-200: #E4C9CC;
$base-300: #CDA2A7;
$base-400: #B47E84;
$base-500: #975D64;
$base-600: #754C51;
$base-700: #553A3D;
$base-800: #38292A;
$base-900: #231A1B;
$base-hover: #0E0708;
$base-subtle: #C9A4A8;

{
    "color": {
        "base": {
            "value": "#100809",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FAF5F5",
                "type": "color"
            },
            "100": {
                "value": "#F2E3E5",
                "type": "color"
            },
            "200": {
                "value": "#E4C9CC",
                "type": "color"
            },
            "300": {
                "value": "#CDA2A7",
                "type": "color"
            },
            "400": {
                "value": "#B47E84",
                "type": "color"
            },
            "500": {
                "value": "#975D64",
                "type": "color"
            },
            "600": {
                "value": "#754C51",
                "type": "color"
            },
            "700": {
                "value": "#553A3D",
                "type": "color"
            },
            "800": {
                "value": "#38292A",
                "type": "color"
            },
            "900": {
                "value": "#231A1B",
                "type": "color"
            }
        }
    }
}

Palettes built on #100809

Color Lab

Pairs with #100809

UI roles & guardrails

In real applications

Scales

Every model

Export