What color is #511574?

#511574 is a dark violet. In RGB it is rgb(81, 21, 116), and in HSL hsl(278, 69%, 27%).

Is #511574 accessible as text?

On white, #511574 has a contrast ratio of 12.29:1 (passes WCAG AA for body text); on black it is 1.71:1 (fails). For text placed on #511574, use white for the best readability.

What is the closest Tailwind color to #511574?

The nearest Tailwind CSS token is purple-900 (#59168B).

What colors go well with #511574?

#511574 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #387415. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #511574 below.

Is #511574 good for buttons?

#511574 works well for buttons and highlights, but use white text on #511574 — black text only reaches 1.71:1, below the 4.5:1 needed for normal-size labels.

Is #511574 the same as CSS indigo?

No — #511574 is not the CSS named color indigo, but indigo (#4B0082) is the closest CSS named color.

#511574 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #511574

Not just a swatch — here's how #511574 works with other colors. Named schemes with #511574 in its natural role, and a note on why the supporting colors balance it.

Luxury Packaging Feature · 5 colors

Feature #511574 Anchor #141210 Accent #D99954 Secondary #2C2631 Surface #F3ECE3

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 #511574 Anchor #2A2A2E Secondary #6E6E74 Surface #EEE5DA Accent #340035

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.

Coastal Morning Lead · 5 colors

Lead #511574 Accent #A5C4C4 Surface #E9D6BF Secondary #9AA0A1 Anchor #23334B

Indigo opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Berry & Cream Lead · 5 colors

Lead #511574 Surface #F5E6D7 Anchor #5C213F Accent #E5C2C7 Secondary #332B2F

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

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #511574 Secondary #695877 Support #9C9088 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.

Build a working theme in the generator →

Color Lab

How #511574 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 41/100

Neutral

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

Softness 27/100

Low

Firm and assertive — carries weight and contrast.

Depth 67/100

High

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

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 35/100

Low

A faint retro warmth without tipping into sepia.

Luxury 67/100

High

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

Brand distinctiveness 59/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 56/100

Moderate

Workable accent with care around contrast.

Surface fit 17/100

Very low

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

Print safety 82/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #511574

For UI

For branding

For interior

For fashion

People also use #511574 with

Zaffre Byzantium Green Gainsboro Onyx

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 12.3:1. Use

Subtle surface Use #DFC7EC for cards and hover fills. Tint 80

Avoid beside #711574 — 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 #511574 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: #511574;
  --color-base-rgb: 81 21 116;
  --color-base-oklch: oklch(34.8% 0.152 309.0);
  --color-50: #F9F2FD;
  --color-100: #EFDCF9;
  --color-200: #DEBAF2;
  --color-300: #C38BE4;
  --color-400: #A860D2;
  --color-500: #8B3EB7;
  --color-600: #6C368C;
  --color-700: #4F2C63;
  --color-800: #352041;
  --color-900: #211528;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  indigo: {
    50: '#F9F2FD',
    100: '#EFDCF9',
    200: '#DEBAF2',
    300: '#C38BE4',
    400: '#A860D2',
    500: '#8B3EB7',
    600: '#6C368C',
    700: '#4F2C63',
    800: '#352041',
    900: '#211528',
  },
}

$base: #511574;
$base-ink: #FFFFFF;
$base-50: #F9F2FD;
$base-100: #EFDCF9;
$base-200: #DEBAF2;
$base-300: #C38BE4;
$base-400: #A860D2;
$base-500: #8B3EB7;
$base-600: #6C368C;
$base-700: #4F2C63;
$base-800: #352041;
$base-900: #211528;
$base-hover: #41115D;
$base-subtle: #CFAAE4;

{
    "color": {
        "base": {
            "value": "#511574",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F9F2FD",
                "type": "color"
            },
            "100": {
                "value": "#EFDCF9",
                "type": "color"
            },
            "200": {
                "value": "#DEBAF2",
                "type": "color"
            },
            "300": {
                "value": "#C38BE4",
                "type": "color"
            },
            "400": {
                "value": "#A860D2",
                "type": "color"
            },
            "500": {
                "value": "#8B3EB7",
                "type": "color"
            },
            "600": {
                "value": "#6C368C",
                "type": "color"
            },
            "700": {
                "value": "#4F2C63",
                "type": "color"
            },
            "800": {
                "value": "#352041",
                "type": "color"
            },
            "900": {
                "value": "#211528",
                "type": "color"
            }
        }
    }
}