What color is #511C01?

#511C01 is a very dark, vivid red-orange. In RGB it is rgb(81, 28, 1), and in HSL hsl(20, 98%, 16%).

Is #511C01 accessible as text?

On white, #511C01 has a contrast ratio of 13.85:1 (passes WCAG AA for body text); on black it is 1.52:1 (fails). For text placed on #511C01, use white for the best readability.

What is the closest Tailwind color to #511C01?

The nearest Tailwind CSS token is amber-950 (#461901).

What colors go well with #511C01?

#511C01 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #013651. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #511C01 below.

Is #511C01 good for buttons?

#511C01 works well for buttons and highlights, but use white text on #511C01 — black text only reaches 1.52:1, below the 4.5:1 needed for normal-size labels.

Is #511C01 the same as CSS maroon?

No — #511C01 is not the CSS named color maroon, but maroon (#800000) 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.

#511C01 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #511C01

Not just a swatch — here's how #511C01 works with other colors. Named schemes with #511C01 in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #511C01 Secondary #B66421 Accent #757844 Surface #F4ECDD Anchor #3B2A20

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 #511C01 Secondary #7B4925 Surface #E9D9C0 Accent #42503B Anchor #5B222C

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 #511C01 Surface #E2CEA8 Secondary #B17A56 Accent #96976E Anchor #3E2C20

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 #511C01 Surface #F0E9DC Highlight #F6F1E7 Secondary #BAAE9F 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 #511C01 Secondary #634F46 Support #9B9186 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 #511C01 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 76/100

Warm

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

Softness 28/100

Low

Firm and assertive — carries weight and contrast.

Depth 69/100

High

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

Naturalness 100/100

Very high

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

Vintage feel 63/100

High

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

Luxury 73/100

High

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

Brand distinctiveness 34/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 37/100

Low

Workable accent with care around contrast.

Surface fit 39/100

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 #511C01

For UI

For branding

For interior

For fashion

People also use #511C01 with

Burgundy Army Green Prussian Blue 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 13.8:1. Use

Subtle surface Use #F2CAB6 for cards and hover fills. Tint 80

Avoid beside #513601 — 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 #511C01 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: #511C01;
  --color-base-rgb: 81 28 1;
  --color-base-oklch: oklch(30.4% 0.087 43.8);
  --color-50: #FEF5F0;
  --color-100: #FDE4D8;
  --color-200: #FCCAB1;
  --color-300: #F7A378;
  --color-400: #EA7E48;
  --color-500: #D15E24;
  --color-600: #9E4D24;
  --color-700: #6F3A20;
  --color-800: #482919;
  --color-900: #2C1A11;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  oxblood: {
    50: '#FEF5F0',
    100: '#FDE4D8',
    200: '#FCCAB1',
    300: '#F7A378',
    400: '#EA7E48',
    500: '#D15E24',
    600: '#9E4D24',
    700: '#6F3A20',
    800: '#482919',
    900: '#2C1A11',
  },
}

$base: #511C01;
$base-ink: #FFFFFF;
$base-50: #FEF5F0;
$base-100: #FDE4D8;
$base-200: #FCCAB1;
$base-300: #F7A378;
$base-400: #EA7E48;
$base-500: #D15E24;
$base-600: #9E4D24;
$base-700: #6F3A20;
$base-800: #482919;
$base-900: #2C1A11;
$base-hover: #411601;
$base-subtle: #EFAF8F;

{
    "color": {
        "base": {
            "value": "#511C01",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEF5F0",
                "type": "color"
            },
            "100": {
                "value": "#FDE4D8",
                "type": "color"
            },
            "200": {
                "value": "#FCCAB1",
                "type": "color"
            },
            "300": {
                "value": "#F7A378",
                "type": "color"
            },
            "400": {
                "value": "#EA7E48",
                "type": "color"
            },
            "500": {
                "value": "#D15E24",
                "type": "color"
            },
            "600": {
                "value": "#9E4D24",
                "type": "color"
            },
            "700": {
                "value": "#6F3A20",
                "type": "color"
            },
            "800": {
                "value": "#482919",
                "type": "color"
            },
            "900": {
                "value": "#2C1A11",
                "type": "color"
            }
        }
    }
}

Palettes built on #511C01

Color Lab

Pairs with #511C01

UI roles & guardrails

In real applications

Scales

Every model

Export