What color is #511D5E?

#511D5E is a dark purple. In RGB it is rgb(81, 29, 94), and in HSL hsl(288, 53%, 24%).

Is #511D5E accessible as text?

On white, #511D5E has a contrast ratio of 12.45:1 (passes WCAG AA for body text); on black it is 1.69:1 (fails). For text placed on #511D5E, use white for the best readability.

What is the closest Tailwind color to #511D5E?

The nearest Tailwind CSS token is fuchsia-950 (#4B004F).

What colors go well with #511D5E?

#511D5E pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #2A5E1D. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #511D5E below.

Is #511D5E good for buttons?

#511D5E works well for buttons and highlights, but use white text on #511D5E — black text only reaches 1.69:1, below the 4.5:1 needed for normal-size labels.

Is #511D5E the same as CSS indigo?

No — #511D5E is not the CSS named color indigo, but indigo (#4B0082) is the closest CSS named color.

#511D5E Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #511D5E

Not just a swatch — here's how #511D5E works with other colors. Named schemes with #511D5E in its natural role, and a note on why the supporting colors balance it.

Luxury Packaging Feature · 5 colors

Feature #511D5E Anchor #141210 Accent #D89953 Secondary #2D262F Surface #F3EDE3

Indigo 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.

Moody Editorial Color · 5 colors

Color #511D5E Anchor #2A2A2E Secondary #6E6E74 Surface #EEE5DA Accent #310528

Indigo adds the colour to this moody editorial scheme — charcoal and a mid-grey around it, a bone highlight, and a muted jewel accent drawn from Indigo.

Berry & Cream Lead · 5 colors

Lead #511D5E Surface #F5E6D7 Anchor #5D203E Accent #E5C2C6 Secondary #332B2E

Indigo sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.

Vintage Leather Lead · 5 colors

Lead #511D5E Secondary #7E462F Surface #ECD8C1 Accent #345249 Anchor #592235

Indigo plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #511D5E Secondary #68566D Support #9C9087 Ink #18140F

Indigo 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 Indigo carrying the quiet middle.

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Color Lab

How #511D5E 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 49/100

Neutral

Balanced temperature — flexible, sits between warm and cool schemes.

Softness 29/100

Low

Firm and assertive — carries weight and contrast.

Depth 67/100

High

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

Naturalness 1/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 46/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 71/100

High

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

Brand distinctiveness 46/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 53/100

Moderate

Workable accent with care around contrast.

Surface fit 27/100

Low

Too saturated or mid-toned for big areas — keep it to accents.

Print safety 86/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #511D5E

For UI

For branding

For interior

For fashion

People also use #511D5E with

Indigo Tyrian Purple Dark Green Gainsboro Eggplant

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 12.4:1. Use

Subtle surface Use #E1C9E7 for cards and hover fills. Tint 80

Avoid beside #5E1D55 — 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 #511D5E 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: #511D5E;
  --color-base-rgb: 81 29 94;
  --color-base-oklch: oklch(34.0% 0.119 319.0);
  --color-50: #FAF3FC;
  --color-100: #F1DFF6;
  --color-200: #E3C1EC;
  --color-300: #CC95DA;
  --color-400: #B36DC5;
  --color-500: #964CA9;
  --color-600: #754082;
  --color-700: #54325D;
  --color-800: #38243D;
  --color-900: #231726;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  indigo: {
    50: '#FAF3FC',
    100: '#F1DFF6',
    200: '#E3C1EC',
    300: '#CC95DA',
    400: '#B36DC5',
    500: '#964CA9',
    600: '#754082',
    700: '#54325D',
    800: '#38243D',
    900: '#231726',
  },
}

$base: #511D5E;
$base-ink: #FFFFFF;
$base-50: #FAF3FC;
$base-100: #F1DFF6;
$base-200: #E3C1EC;
$base-300: #CC95DA;
$base-400: #B36DC5;
$base-500: #964CA9;
$base-600: #754082;
$base-700: #54325D;
$base-800: #38243D;
$base-900: #231726;
$base-hover: #41174B;
$base-subtle: #D3ADDC;

{
    "color": {
        "base": {
            "value": "#511D5E",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FAF3FC",
                "type": "color"
            },
            "100": {
                "value": "#F1DFF6",
                "type": "color"
            },
            "200": {
                "value": "#E3C1EC",
                "type": "color"
            },
            "300": {
                "value": "#CC95DA",
                "type": "color"
            },
            "400": {
                "value": "#B36DC5",
                "type": "color"
            },
            "500": {
                "value": "#964CA9",
                "type": "color"
            },
            "600": {
                "value": "#754082",
                "type": "color"
            },
            "700": {
                "value": "#54325D",
                "type": "color"
            },
            "800": {
                "value": "#38243D",
                "type": "color"
            },
            "900": {
                "value": "#231726",
                "type": "color"
            }
        }
    }
}

Palettes built on #511D5E

Color Lab

Pairs with #511D5E

UI roles & guardrails

In real applications

Scales

Every model

Export