What color is #100E03?

#100E03 is a very dark low-chroma warm gray with a subtle warm cast. In RGB it is rgb(16, 14, 3), and in HSL hsl(51, 68%, 4%).

Is #100E03 accessible as text?

On white, #100E03 has a contrast ratio of 19.33:1 (passes WCAG AA for body text); on black it is 1.09:1 (fails). For text placed on #100E03, use white for the best readability.

What is the closest Tailwind color to #100E03?

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

What colors go well with #100E03?

As a neutral, #100E03 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 #100E03 the same as CSS black?

No — #100E03 is not the CSS named color black, but black (#000000) is the closest CSS named color.

#100E03 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #100E03

Not just a swatch — here's how #100E03 works with other colors. Named schemes with #100E03 in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #100E03 Secondary #536A36 Accent #B1680D Surface #F0E9D6 Anchor #3D2E21

Jet Black leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.

Vintage Leather Lead · 5 colors

Lead #100E03 Secondary #784C1F Surface #E7DAC0 Accent #3F513E Anchor #5B2226

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 #100E03 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 #100E03 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 #100E03 Secondary #2F2F2A 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 #100E03 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 32/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 25/100

Low

A faint retro warmth without tipping into sepia.

Luxury 78/100

High

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

Brand distinctiveness 10/100

Very low

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

UI accent fit 6/100

Very low

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

Surface fit 67/100

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 #100E03

For UI

For branding

For interior

For fashion

People also use #100E03 with

Graphite 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 19.3:1. Use

Subtle surface Use #E6DFB6 for cards and hover fills. Tint 80

Avoid beside #0F1103 — 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 #100E03 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: #100E03;
  --color-base-rgb: 16 14 3;
  --color-base-oklch: oklch(16.2% 0.025 101.0);
  --color-50: #FDFBF2;
  --color-100: #F9F5DC;
  --color-200: #F2EABB;
  --color-300: #E3D68C;
  --color-400: #D1C061;
  --color-500: #B6A43F;
  --color-600: #8B7F37;
  --color-700: #635B2C;
  --color-800: #413C20;
  --color-900: #282515;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#FDFBF2',
    100: '#F9F5DC',
    200: '#F2EABB',
    300: '#E3D68C',
    400: '#D1C061',
    500: '#B6A43F',
    600: '#8B7F37',
    700: '#635B2C',
    800: '#413C20',
    900: '#282515',
  },
}

$base: #100E03;
$base-ink: #FFFFFF;
$base-50: #FDFBF2;
$base-100: #F9F5DC;
$base-200: #F2EABB;
$base-300: #E3D68C;
$base-400: #D1C061;
$base-500: #B6A43F;
$base-600: #8B7F37;
$base-700: #635B2C;
$base-800: #413C20;
$base-900: #282515;
$base-hover: #0E0C03;
$base-subtle: #DCD090;

{
    "color": {
        "base": {
            "value": "#100E03",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FDFBF2",
                "type": "color"
            },
            "100": {
                "value": "#F9F5DC",
                "type": "color"
            },
            "200": {
                "value": "#F2EABB",
                "type": "color"
            },
            "300": {
                "value": "#E3D68C",
                "type": "color"
            },
            "400": {
                "value": "#D1C061",
                "type": "color"
            },
            "500": {
                "value": "#B6A43F",
                "type": "color"
            },
            "600": {
                "value": "#8B7F37",
                "type": "color"
            },
            "700": {
                "value": "#635B2C",
                "type": "color"
            },
            "800": {
                "value": "#413C20",
                "type": "color"
            },
            "900": {
                "value": "#282515",
                "type": "color"
            }
        }
    }
}

Palettes built on #100E03

Color Lab

Pairs with #100E03

UI roles & guardrails

In real applications

Scales

Every model

Export