What color is #15091B?

#15091B is a very dark purple. In RGB it is rgb(21, 9, 27), and in HSL hsl(280, 50%, 7%).

Is #15091B accessible as text?

On white, #15091B has a contrast ratio of 19.32:1 (passes WCAG AA for body text); on black it is 1.09:1 (fails). For text placed on #15091B, use white for the best readability.

What is the closest Tailwind color to #15091B?

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

What colors go well with #15091B?

#15091B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #0F1B09. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #15091B below.

Is #15091B good for buttons?

#15091B works well for buttons and highlights, but use white text on #15091B — black text only reaches 1.09:1, below the 4.5:1 needed for normal-size labels.

Is #15091B the same as CSS midnightblue?

No — #15091B is not the CSS named color midnightblue, but midnightblue (#191970) is the closest CSS named color by perceptual color distance — it sits in a different color family, so treat it as a rough reference, not a match.

#15091B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #15091B

Not just a swatch — here's how #15091B works with other colors. Named schemes with #15091B in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #15091B Secondary #7E4630 Surface #ECD8C1 Accent #355249 Anchor #592235

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 #15091B Surface #F1E8DC Highlight #F8F0E7 Secondary #BDADA1 Ink #2C2723

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 #15091B Anchor #141210 Accent #D89954 Secondary #2C2630 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 #F8F4EF Accent #15091B Secondary #322E35 Support #9C9088 Ink #18140F

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.

Berry & Cream Lead · 5 colors

Lead #15091B Surface #F5E6D7 Anchor #5D203F Accent #E5C2C6 Secondary #332B2F

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

Build a working theme in the generator →

Color Lab

How #15091B 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 49/100

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 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 24/100

Low

Clean and current — no dusty, aged cast.

Luxury 79/100

High

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

Brand distinctiveness 15/100

Very low

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

UI accent fit 7/100

Very low

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

Surface fit 62/100

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 #15091B

For UI

For branding

For interior

For fashion

People also use #15091B with

Navy 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 19.3:1. Use

Subtle surface Use #D5BEE1 for cards and hover fills. Tint 80

Avoid beside #1B091B — 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 #15091B 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

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Export

:root {
  --color-base: #15091B;
  --color-base-rgb: 21 9 27;
  --color-base-oklch: oklch(16.8% 0.040 313.5);
  --color-50: #F9F3FC;
  --color-100: #EEE0F5;
  --color-200: #DDC2EB;
  --color-300: #C297D8;
  --color-400: #A770C2;
  --color-500: #894EA6;
  --color-600: #6B4280;
  --color-700: #4E335C;
  --color-800: #34243C;
  --color-900: #211825;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#F9F3FC',
    100: '#EEE0F5',
    200: '#DDC2EB',
    300: '#C297D8',
    400: '#A770C2',
    500: '#894EA6',
    600: '#6B4280',
    700: '#4E335C',
    800: '#34243C',
    900: '#211825',
  },
}

$base: #15091B;
$base-ink: #FFFFFF;
$base-50: #F9F3FC;
$base-100: #EEE0F5;
$base-200: #DDC2EB;
$base-300: #C297D8;
$base-400: #A770C2;
$base-500: #894EA6;
$base-600: #6B4280;
$base-700: #4E335C;
$base-800: #34243C;
$base-900: #211825;
$base-hover: #110715;
$base-subtle: #C19DD3;

{
    "color": {
        "base": {
            "value": "#15091B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F9F3FC",
                "type": "color"
            },
            "100": {
                "value": "#EEE0F5",
                "type": "color"
            },
            "200": {
                "value": "#DDC2EB",
                "type": "color"
            },
            "300": {
                "value": "#C297D8",
                "type": "color"
            },
            "400": {
                "value": "#A770C2",
                "type": "color"
            },
            "500": {
                "value": "#894EA6",
                "type": "color"
            },
            "600": {
                "value": "#6B4280",
                "type": "color"
            },
            "700": {
                "value": "#4E335C",
                "type": "color"
            },
            "800": {
                "value": "#34243C",
                "type": "color"
            },
            "900": {
                "value": "#211825",
                "type": "color"
            }
        }
    }
}

Palettes built on #15091B

Color Lab

Pairs with #15091B

UI roles & guardrails

In real applications

Scales

Every model

Export