What color is #15090A?

#15090A is a very dark low-chroma warm gray with a subtle warm cast. In RGB it is rgb(21, 9, 10), and in HSL hsl(355, 40%, 6%).

Is #15090A accessible as text?

On white, #15090A has a contrast ratio of 19.53:1 (passes WCAG AA for body text); on black it is 1.08:1 (fails). For text placed on #15090A, use white for the best readability.

What is the closest Tailwind color to #15090A?

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

What colors go well with #15090A?

As a neutral, #15090A 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 #15090A the same as CSS black?

No — #15090A is not the CSS named color black, but black (#000000) is the closest CSS named color.

#15090A Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #15090A

Not just a swatch — here's how #15090A works with other colors. Named schemes with #15090A in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #15090A Surface #15161A Highlight #F4F6F8 Secondary #5E6473 Accent #312525

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 #15090A Secondary #7C4829 Surface #EAD9C1 Accent #444F3A 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.

Japanese Sand Base · 5 colors

Base #15090A 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.

Luxury Packaging Feature · 5 colors

Feature #15090A Anchor #141210 Accent #D29D4E Secondary #322526 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 #15090A Secondary #312C2C 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 #15090A 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 55/100

Neutral

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

Softness 18/100

Very low

Firm and assertive — carries weight and contrast.

Depth 79/100

High

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

Naturalness 21/100

Low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 25/100

Low

A faint retro warmth without tipping into sepia.

Luxury 77/100

High

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

Brand distinctiveness 8/100

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 68/100

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 #15090A

For UI

For branding

For interior

For fashion

People also use #15090A 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 19.5:1. Use

Subtle surface Use #DDC1C4 for cards and hover fills. Tint 80

Avoid beside #150C09 — 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 #15090A at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

Build faster.

A working theme, generated in seconds.

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: #15090A;
  --color-base-rgb: 21 9 10;
  --color-base-oklch: oklch(15.8% 0.022 14.2);
  --color-50: #FBF4F5;
  --color-100: #F3E2E3;
  --color-200: #E6C6C9;
  --color-300: #D19EA2;
  --color-400: #BA787D;
  --color-500: #9E575D;
  --color-600: #7A484C;
  --color-700: #58373A;
  --color-800: #3A2728;
  --color-900: #24191A;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#FBF4F5',
    100: '#F3E2E3',
    200: '#E6C6C9',
    300: '#D19EA2',
    400: '#BA787D',
    500: '#9E575D',
    600: '#7A484C',
    700: '#58373A',
    800: '#3A2728',
    900: '#24191A',
  },
}

$base: #15090A;
$base-ink: #FFFFFF;
$base-50: #FBF4F5;
$base-100: #F3E2E3;
$base-200: #E6C6C9;
$base-300: #D19EA2;
$base-400: #BA787D;
$base-500: #9E575D;
$base-600: #7A484C;
$base-700: #58373A;
$base-800: #3A2728;
$base-900: #24191A;
$base-hover: #110708;
$base-subtle: #CDA1A5;

{
    "color": {
        "base": {
            "value": "#15090A",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FBF4F5",
                "type": "color"
            },
            "100": {
                "value": "#F3E2E3",
                "type": "color"
            },
            "200": {
                "value": "#E6C6C9",
                "type": "color"
            },
            "300": {
                "value": "#D19EA2",
                "type": "color"
            },
            "400": {
                "value": "#BA787D",
                "type": "color"
            },
            "500": {
                "value": "#9E575D",
                "type": "color"
            },
            "600": {
                "value": "#7A484C",
                "type": "color"
            },
            "700": {
                "value": "#58373A",
                "type": "color"
            },
            "800": {
                "value": "#3A2728",
                "type": "color"
            },
            "900": {
                "value": "#24191A",
                "type": "color"
            }
        }
    }
}

Palettes built on #15090A

Color Lab

Pairs with #15090A

UI roles & guardrails

In real applications

Scales

Every model

Export