What color is #63017E?

#63017E is a dark, vivid purple. In RGB it is rgb(99, 1, 126), and in HSL hsl(287, 98%, 25%).

Is #63017E accessible as text?

On white, #63017E has a contrast ratio of 11.44:1 (passes WCAG AA for body text); on black it is 1.84:1 (fails). For text placed on #63017E, use white for the best readability.

What is the closest Tailwind color to #63017E?

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

What colors go well with #63017E?

#63017E pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #1C7E01. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #63017E below.

Is #63017E good for buttons?

#63017E works well for buttons and highlights, but use white text on #63017E — black text only reaches 1.84:1, below the 4.5:1 needed for normal-size labels.

Is #63017E the same as CSS indigo?

No — #63017E is not the CSS named color indigo, but indigo (#4B0082) is the closest CSS named color.

#63017E Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #63017E

Not just a swatch — here's how #63017E works with other colors. Named schemes with #63017E in its natural role, and a note on why the supporting colors balance it.

Luxury Packaging Feature · 5 colors

Feature #63017E Anchor #141210 Accent #D89954 Secondary #2D2630 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 #63017E Anchor #2A2A2E Secondary #6E6E74 Surface #EEE5DA Accent #42003A

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 #63017E Surface #F5E6D7 Anchor #5D203E Accent #E5C2C6 Secondary #332B2F

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

Vintage Leather Lead · 5 colors

Lead #63017E Secondary #7E4630 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 #63017E Secondary #755B7F 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 #63017E 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 47/100

Neutral

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

Softness 26/100

Low

Firm and assertive — carries weight and contrast.

Depth 66/100

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 29/100

Low

A faint retro warmth without tipping into sepia.

Luxury 63/100

High

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

Brand distinctiveness 70/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 61/100

High

Strong interactive accent — visible and can carry a legible label.

Surface fit 16/100

Very low

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

Print safety 79/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #63017E

For UI

For branding

For interior

For fashion

People also use #63017E with

Zaffre Byzantium 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 11.4:1. Use

Subtle surface Use #E8BEF4 for cards and hover fills. Tint 80

Avoid beside #7E0170 — 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 #63017E 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: #63017E;
  --color-base-rgb: 99 1 126;
  --color-base-oklch: oklch(37.2% 0.181 316.1);
  --color-50: #FBF0FE;
  --color-100: #F5D8FD;
  --color-200: #EBB1FC;
  --color-300: #DB78F7;
  --color-400: #C748EA;
  --color-500: #AB24D1;
  --color-600: #83249E;
  --color-700: #5E206F;
  --color-800: #3E1948;
  --color-900: #26112C;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  indigo: {
    50: '#FBF0FE',
    100: '#F5D8FD',
    200: '#EBB1FC',
    300: '#DB78F7',
    400: '#C748EA',
    500: '#AB24D1',
    600: '#83249E',
    700: '#5E206F',
    800: '#3E1948',
    900: '#26112C',
  },
}

$base: #63017E;
$base-ink: #FFFFFF;
$base-50: #FBF0FE;
$base-100: #F5D8FD;
$base-200: #EBB1FC;
$base-300: #DB78F7;
$base-400: #C748EA;
$base-500: #AB24D1;
$base-600: #83249E;
$base-700: #5E206F;
$base-800: #3E1948;
$base-900: #26112C;
$base-hover: #4F0165;
$base-subtle: #DE9BF0;

{
    "color": {
        "base": {
            "value": "#63017E",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FBF0FE",
                "type": "color"
            },
            "100": {
                "value": "#F5D8FD",
                "type": "color"
            },
            "200": {
                "value": "#EBB1FC",
                "type": "color"
            },
            "300": {
                "value": "#DB78F7",
                "type": "color"
            },
            "400": {
                "value": "#C748EA",
                "type": "color"
            },
            "500": {
                "value": "#AB24D1",
                "type": "color"
            },
            "600": {
                "value": "#83249E",
                "type": "color"
            },
            "700": {
                "value": "#5E206F",
                "type": "color"
            },
            "800": {
                "value": "#3E1948",
                "type": "color"
            },
            "900": {
                "value": "#26112C",
                "type": "color"
            }
        }
    }
}

Palettes built on #63017E

Color Lab

Pairs with #63017E

UI roles & guardrails

In real applications

Scales

Every model

Export