What color is #151203?

#151203 is a very dark low-chroma warm gray with a subtle warm cast. In RGB it is rgb(21, 18, 3), and in HSL hsl(50, 75%, 5%).

Is #151203 accessible as text?

On white, #151203 has a contrast ratio of 18.75:1 (passes WCAG AA for body text); on black it is 1.12:1 (fails). For text placed on #151203, use white for the best readability.

What is the closest Tailwind color to #151203?

The nearest Tailwind CSS token is neutral-900 (#171717).

What colors go well with #151203?

As a neutral, #151203 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 #151203 the same as CSS black?

No — #151203 is not the CSS named color black, but black (#000000) is the closest CSS named color.

#151203 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #151203

Not just a swatch — here's how #151203 works with other colors. Named schemes with #151203 in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #151203 Secondary #784C20 Surface #E7DAC0 Accent #3F503D Anchor #5B2227

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.

Warm Autumn Interior Dominant · 5 colors

Dominant #151203 Secondary #B2680D Accent #6E7A48 Surface #F3ECDD Anchor #3A2A1F

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.

Japanese Sand Base · 5 colors

Base #151203 Surface #EFE9DC Highlight #F6F1E7 Secondary #B8AF9F 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 #151203 Anchor #141210 Accent #C7A34B Secondary #2B291E Surface #F2EDE3

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 #151203 Secondary #34332D Support #999186 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 #151203 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 56/100

Neutral

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

Softness 20/100

Low

Firm and assertive — carries weight and contrast.

Depth 77/100

High

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

Naturalness 37/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 28/100

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 12/100

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 64/100

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 #151203

For UI

For branding

For interior

For fashion

People also use #151203 with

Oxblood Jet Black Greige Army Green

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 18.8:1. Use

Subtle surface Use #E9E0B4 for cards and hover fills. Tint 80

Avoid beside #131603 — 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 #151203 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: #151203;
  --color-base-rgb: 21 18 3;
  --color-base-oklch: oklch(18.1% 0.030 99.6);
  --color-50: #FEFCF1;
  --color-100: #FBF5DA;
  --color-200: #F5EBB8;
  --color-300: #E8D887;
  --color-400: #D7C25B;
  --color-500: #BCA638;
  --color-600: #908032;
  --color-700: #665C29;
  --color-800: #423C1E;
  --color-900: #292514;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#FEFCF1',
    100: '#FBF5DA',
    200: '#F5EBB8',
    300: '#E8D887',
    400: '#D7C25B',
    500: '#BCA638',
    600: '#908032',
    700: '#665C29',
    800: '#423C1E',
    900: '#292514',
  },
}

$base: #151203;
$base-ink: #FFFFFF;
$base-50: #FEFCF1;
$base-100: #FBF5DA;
$base-200: #F5EBB8;
$base-300: #E8D887;
$base-400: #D7C25B;
$base-500: #BCA638;
$base-600: #908032;
$base-700: #665C29;
$base-800: #423C1E;
$base-900: #292514;
$base-hover: #120F03;
$base-subtle: #E0D28D;

{
    "color": {
        "base": {
            "value": "#151203",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEFCF1",
                "type": "color"
            },
            "100": {
                "value": "#FBF5DA",
                "type": "color"
            },
            "200": {
                "value": "#F5EBB8",
                "type": "color"
            },
            "300": {
                "value": "#E8D887",
                "type": "color"
            },
            "400": {
                "value": "#D7C25B",
                "type": "color"
            },
            "500": {
                "value": "#BCA638",
                "type": "color"
            },
            "600": {
                "value": "#908032",
                "type": "color"
            },
            "700": {
                "value": "#665C29",
                "type": "color"
            },
            "800": {
                "value": "#423C1E",
                "type": "color"
            },
            "900": {
                "value": "#292514",
                "type": "color"
            }
        }
    }
}

Palettes built on #151203

Color Lab

Pairs with #151203

UI roles & guardrails

In real applications

Scales

Every model

Export