What color is #150302?

#150302 is a very dark, vivid red. In RGB it is rgb(21, 3, 2), and in HSL hsl(3, 83%, 5%).

Is #150302 accessible as text?

On white, #150302 has a contrast ratio of 20.08:1 (passes WCAG AA for body text); on black it is 1.05:1 (fails). For text placed on #150302, use white for the best readability.

What is the closest Tailwind color to #150302?

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

What colors go well with #150302?

#150302 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #021617. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #150302 below.

Is #150302 good for buttons?

#150302 works well for buttons and highlights, but use white text on #150302 — black text only reaches 1.05:1, below the 4.5:1 needed for normal-size labels.

Is #150302 the same as CSS black?

No — #150302 is not the CSS named color black, but black (#000000) is the closest CSS named color.

#150302 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #150302

Not just a swatch — here's how #150302 works with other colors. Named schemes with #150302 in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #150302 Secondary #B76325 Accent #777743 Surface #F4EBDD 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 #150302 Secondary #7B4927 Surface #EAD9C0 Accent #43503A Anchor #5A222E

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 #150302 Surface #E3CEA8 Secondary #B17958 Accent #98976D Anchor #3E2C21

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 #150302 Surface #F0E9DC 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 #150302 Secondary #2E2624 Support #9B9186 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 #150302 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 61/100

Neutral

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

Softness 15/100

Very low

Firm and assertive — carries weight and contrast.

Depth 82/100

Very 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 27/100

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 15/100

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 65/100

High

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

Print safety 96/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #150302

For UI

For branding

For interior

For fashion

People also use #150302 with

Oxblood 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 20.1:1. Use

Subtle surface Use #ECB4B2 for cards and hover fills. Tint 80

Avoid beside #170A02 — 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 #150302 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: #150302;
  --color-base-rgb: 21 3 2;
  --color-base-oklch: oklch(13.6% 0.038 29.2);
  --color-50: #FEF1F0;
  --color-100: #FDDAD9;
  --color-200: #F8B8B4;
  --color-300: #ED8782;
  --color-400: #DE5B54;
  --color-500: #C33931;
  --color-600: #95322D;
  --color-700: #692926;
  --color-800: #441E1C;
  --color-900: #2A1413;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#FEF1F0',
    100: '#FDDAD9',
    200: '#F8B8B4',
    300: '#ED8782',
    400: '#DE5B54',
    500: '#C33931',
    600: '#95322D',
    700: '#692926',
    800: '#441E1C',
    900: '#2A1413',
  },
}

$base: #150302;
$base-ink: #FFFFFF;
$base-50: #FEF1F0;
$base-100: #FDDAD9;
$base-200: #F8B8B4;
$base-300: #ED8782;
$base-400: #DE5B54;
$base-500: #C33931;
$base-600: #95322D;
$base-700: #692926;
$base-800: #441E1C;
$base-900: #2A1413;
$base-hover: #130302;
$base-subtle: #E48D88;

{
    "color": {
        "base": {
            "value": "#150302",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEF1F0",
                "type": "color"
            },
            "100": {
                "value": "#FDDAD9",
                "type": "color"
            },
            "200": {
                "value": "#F8B8B4",
                "type": "color"
            },
            "300": {
                "value": "#ED8782",
                "type": "color"
            },
            "400": {
                "value": "#DE5B54",
                "type": "color"
            },
            "500": {
                "value": "#C33931",
                "type": "color"
            },
            "600": {
                "value": "#95322D",
                "type": "color"
            },
            "700": {
                "value": "#692926",
                "type": "color"
            },
            "800": {
                "value": "#441E1C",
                "type": "color"
            },
            "900": {
                "value": "#2A1413",
                "type": "color"
            }
        }
    }
}

Palettes built on #150302

Color Lab

Pairs with #150302

UI roles & guardrails

In real applications

Scales

Every model

Export