What color is #100A01?

#100A01 is a very dark low-chroma warm gray with a subtle warm cast. In RGB it is rgb(16, 10, 1), and in HSL hsl(36, 88%, 3%).

Is #100A01 accessible as text?

On white, #100A01 has a contrast ratio of 19.70:1 (passes WCAG AA for body text); on black it is 1.07:1 (fails). For text placed on #100A01, use white for the best readability.

What is the closest Tailwind color to #100A01?

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

What colors go well with #100A01?

As a neutral, #100A01 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 #100A01 the same as CSS black?

No — #100A01 is not the CSS named color black, but black (#000000) is the closest CSS named color.

#100A01 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #100A01

Not just a swatch — here's how #100A01 works with other colors. Named schemes with #100A01 in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #100A01 Secondary #794B21 Surface #E8DAC0 Accent #3F503D Anchor #5B2228

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 #100A01 Secondary #B36713 Accent #707A47 Surface #F3ECDD Anchor #3B2A1F

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 #100A01 Surface #EFE9DC Highlight #F6F1E7 Secondary #B9AF9F 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 #100A01 Anchor #141210 Accent #C9A24B Secondary #2D281E 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 #100A01 Secondary #2D2B26 Support #9A9186 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 #100A01 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 17/100

Very low

Firm and assertive — carries weight and contrast.

Depth 80/100

High

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

Naturalness 42/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 26/100

Low

A faint retro warmth without tipping into sepia.

Luxury 79/100

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 5/100

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 #100A01

For UI

For branding

For interior

For fashion

People also use #100A01 with

Oxblood Jet Black Greige Taupe

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 19.7:1. Use

Subtle surface Use #EDD4AE for cards and hover fills. Tint 80

Avoid beside #0E0D01 — 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 #100A01 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: #100A01;
  --color-base-rgb: 16 10 1;
  --color-base-oklch: oklch(14.9% 0.027 85.8);
  --color-50: #FEF9F0;
  --color-100: #FDEED8;
  --color-200: #FADDB2;
  --color-300: #F0C37F;
  --color-400: #E2A850;
  --color-500: #C88A2D;
  --color-600: #986C2A;
  --color-700: #6B4F24;
  --color-800: #46351B;
  --color-900: #2B2113;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#FEF9F0',
    100: '#FDEED8',
    200: '#FADDB2',
    300: '#F0C37F',
    400: '#E2A850',
    500: '#C88A2D',
    600: '#986C2A',
    700: '#6B4F24',
    800: '#46351B',
    900: '#2B2113',
  },
}

$base: #100A01;
$base-ink: #FFFFFF;
$base-50: #FEF9F0;
$base-100: #FDEED8;
$base-200: #FADDB2;
$base-300: #F0C37F;
$base-400: #E2A850;
$base-500: #C88A2D;
$base-600: #986C2A;
$base-700: #6B4F24;
$base-800: #46351B;
$base-900: #2B2113;
$base-hover: #0C0701;
$base-subtle: #E6BF83;

{
    "color": {
        "base": {
            "value": "#100A01",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEF9F0",
                "type": "color"
            },
            "100": {
                "value": "#FDEED8",
                "type": "color"
            },
            "200": {
                "value": "#FADDB2",
                "type": "color"
            },
            "300": {
                "value": "#F0C37F",
                "type": "color"
            },
            "400": {
                "value": "#E2A850",
                "type": "color"
            },
            "500": {
                "value": "#C88A2D",
                "type": "color"
            },
            "600": {
                "value": "#986C2A",
                "type": "color"
            },
            "700": {
                "value": "#6B4F24",
                "type": "color"
            },
            "800": {
                "value": "#46351B",
                "type": "color"
            },
            "900": {
                "value": "#2B2113",
                "type": "color"
            }
        }
    }
}

Palettes built on #100A01

Color Lab

Pairs with #100A01

UI roles & guardrails

In real applications

Scales

Every model

Export