What color is #51131B?

#51131B is a dark red. In RGB it is rgb(81, 19, 27), and in HSL hsl(352, 62%, 20%).

Is #51131B accessible as text?

On white, #51131B has a contrast ratio of 14.39:1 (passes WCAG AA for body text); on black it is 1.46:1 (fails). For text placed on #51131B, use white for the best readability.

What is the closest Tailwind color to #51131B?

The nearest Tailwind CSS token is rose-950 (#4D0218).

What colors go well with #51131B?

#51131B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #13534A. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #51131B below.

Is #51131B good for buttons?

#51131B works well for buttons and highlights, but use white text on #51131B — black text only reaches 1.46:1, below the 4.5:1 needed for normal-size labels.

Is #51131B the same as CSS maroon?

No — #51131B is not the CSS named color maroon, but maroon (#800000) is the closest CSS named color.

#51131B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #51131B

Not just a swatch — here's how #51131B works with other colors. Named schemes with #51131B in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #51131B Secondary #B86228 Accent #797742 Surface #F4EBDD Anchor #3B2A21

This palette keeps Oxblood 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 #51131B Secondary #7C4828 Surface #EAD9C0 Accent #434F3A Anchor #5A222F

Oxblood 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 #51131B Surface #E4CDA8 Secondary #B27959 Accent #99966D Anchor #3F2C21

Oxblood 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 #51131B Surface #F0E8DC Highlight #F7F1E7 Secondary #BBAEA0 Ink #2B2723

Oxblood 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 #51131B Secondary #624A4B Support #9B9087 Ink #17140F

Oxblood 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 Oxblood carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #51131B 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 73/100

Warm

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

Softness 27/100

Low

Firm and assertive — carries weight and contrast.

Depth 70/100

High

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

Naturalness 69/100

High

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

Vintage feel 59/100

Moderate

Faded, nostalgic quality — editorial, heritage and retro work.

Luxury 74/100

High

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

Brand distinctiveness 35/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 35/100

Low

Workable accent with care around contrast.

Surface fit 38/100

Low

Usable as a tinted surface in measured doses.

Print safety 90/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #51131B

For UI

For branding

For interior

For fashion

People also use #51131B with

Byzantium Espresso Brunswick Green Gainsboro 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 14.4:1. Use

Subtle surface Use #E8C4C9 for cards and hover fills. Tint 80

Avoid beside #532013 — 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 #51131B 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: #51131B;
  --color-base-rgb: 81 19 27;
  --color-base-oklch: oklch(29.6% 0.092 17.6);
  --color-50: #FDF2F4;
  --color-100: #F8DDE1;
  --color-200: #EFBDC4;
  --color-300: #E0909A;
  --color-400: #CC6673;
  --color-500: #B14452;
  --color-600: #873A45;
  --color-700: #602E35;
  --color-800: #3F2226;
  --color-900: #271618;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  oxblood: {
    50: '#FDF2F4',
    100: '#F8DDE1',
    200: '#EFBDC4',
    300: '#E0909A',
    400: '#CC6673',
    500: '#B14452',
    600: '#873A45',
    700: '#602E35',
    800: '#3F2226',
    900: '#271618',
  },
}

$base: #51131B;
$base-ink: #FFFFFF;
$base-50: #FDF2F4;
$base-100: #F8DDE1;
$base-200: #EFBDC4;
$base-300: #E0909A;
$base-400: #CC6673;
$base-500: #B14452;
$base-600: #873A45;
$base-700: #602E35;
$base-800: #3F2226;
$base-900: #271618;
$base-hover: #421016;
$base-subtle: #DFA5AD;

{
    "color": {
        "base": {
            "value": "#51131B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FDF2F4",
                "type": "color"
            },
            "100": {
                "value": "#F8DDE1",
                "type": "color"
            },
            "200": {
                "value": "#EFBDC4",
                "type": "color"
            },
            "300": {
                "value": "#E0909A",
                "type": "color"
            },
            "400": {
                "value": "#CC6673",
                "type": "color"
            },
            "500": {
                "value": "#B14452",
                "type": "color"
            },
            "600": {
                "value": "#873A45",
                "type": "color"
            },
            "700": {
                "value": "#602E35",
                "type": "color"
            },
            "800": {
                "value": "#3F2226",
                "type": "color"
            },
            "900": {
                "value": "#271618",
                "type": "color"
            }
        }
    }
}

Palettes built on #51131B

Color Lab

Pairs with #51131B

UI roles & guardrails

In real applications

Scales

Every model

Export