What color is #2C100B?

#2C100B is a very dark reddish brown. In RGB it is rgb(44, 16, 11), and in HSL hsl(9, 60%, 11%).

Is #2C100B accessible as text?

On white, #2C100B has a contrast ratio of 17.71:1 (passes WCAG AA for body text); on black it is 1.19:1 (fails). For text placed on #2C100B, use white for the best readability.

What is the closest Tailwind color to #2C100B?

The nearest Tailwind CSS token is taupe-900 (#1D1816).

What colors go well with #2C100B?

#2C100B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #0B282D. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #2C100B below.

Is #2C100B good for buttons?

#2C100B works well for buttons and highlights, but use white text on #2C100B — black text only reaches 1.19:1, below the 4.5:1 needed for normal-size labels.

Is #2C100B the same as CSS midnightblue?

No — #2C100B 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.

#2C100B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #2C100B

Not just a swatch — here's how #2C100B works with other colors. Named schemes with #2C100B in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #2C100B Secondary #B76324 Accent #777743 Surface #F4EBDD Anchor #3B2A20

This palette keeps Graphite 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 #2C100B Secondary #7B4927 Surface #EAD9C0 Accent #43503A Anchor #5A222E

Graphite 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 #2C100B Surface #E3CEA8 Secondary #B17957 Accent #98976D Anchor #3E2C21

Graphite 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 #2C100B Surface #F0E9DC Highlight #F7F1E7 Secondary #BBAEA0 Ink #2B2723

Graphite 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 #2C100B Secondary #443937 Support #9B9186 Ink #17140F

Graphite 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 Graphite carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #2C100B 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 63/100

Warm

Reads warm and advancing — inviting, energetic, draws the eye forward.

Softness 23/100

Low

Firm and assertive — carries weight and contrast.

Depth 75/100

High

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

Naturalness 60/100

Moderate

Organic, earthy character — at home in wellness, food and craft brands.

Vintage feel 38/100

Low

A faint retro warmth without tipping into sepia.

Luxury 76/100

High

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

Brand distinctiveness 18/100

Very low

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

UI accent fit 13/100

Very low

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

Surface fit 56/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 95/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #2C100B

For UI

For branding

For interior

For fashion

People also use #2C100B with

Oxblood Bistre Graphite 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 17.7:1. Use

Subtle surface Use #E5C4BE for cards and hover fills. Tint 80

Avoid beside #2D1B0B — 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 #2C100B 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: #2C100B;
  --color-base-rgb: 44 16 11;
  --color-base-oklch: oklch(21.6% 0.048 31.7);
  --color-50: #FCF4F2;
  --color-100: #F8E2DE;
  --color-200: #EFC5BE;
  --color-300: #DE9C91;
  --color-400: #CB7667;
  --color-500: #AF5546;
  --color-600: #86473C;
  --color-700: #60362F;
  --color-800: #3F2622;
  --color-900: #271916;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  graphite: {
    50: '#FCF4F2',
    100: '#F8E2DE',
    200: '#EFC5BE',
    300: '#DE9C91',
    400: '#CB7667',
    500: '#AF5546',
    600: '#86473C',
    700: '#60362F',
    800: '#3F2622',
    900: '#271916',
  },
}

$base: #2C100B;
$base-ink: #FFFFFF;
$base-50: #FCF4F2;
$base-100: #F8E2DE;
$base-200: #EFC5BE;
$base-300: #DE9C91;
$base-400: #CB7667;
$base-500: #AF5546;
$base-600: #86473C;
$base-700: #60362F;
$base-800: #3F2622;
$base-900: #271916;
$base-hover: #240D09;
$base-subtle: #DAA59C;

{
    "color": {
        "base": {
            "value": "#2C100B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FCF4F2",
                "type": "color"
            },
            "100": {
                "value": "#F8E2DE",
                "type": "color"
            },
            "200": {
                "value": "#EFC5BE",
                "type": "color"
            },
            "300": {
                "value": "#DE9C91",
                "type": "color"
            },
            "400": {
                "value": "#CB7667",
                "type": "color"
            },
            "500": {
                "value": "#AF5546",
                "type": "color"
            },
            "600": {
                "value": "#86473C",
                "type": "color"
            },
            "700": {
                "value": "#60362F",
                "type": "color"
            },
            "800": {
                "value": "#3F2622",
                "type": "color"
            },
            "900": {
                "value": "#271916",
                "type": "color"
            }
        }
    }
}