What color is #421C69?

#421C69 is a dark violet. In RGB it is rgb(66, 28, 105), and in HSL hsl(270, 58%, 26%).

Is #421C69 accessible as text?

On white, #421C69 has a contrast ratio of 13.11:1 (passes WCAG AA for body text); on black it is 1.60:1 (fails). For text placed on #421C69, use white for the best readability.

What is the closest Tailwind color to #421C69?

The nearest Tailwind CSS token is purple-950 (#3C0366).

What colors go well with #421C69?

#421C69 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #42691C. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #421C69 below.

Is #421C69 good for buttons?

#421C69 works well for buttons and highlights, but use white text on #421C69 — black text only reaches 1.60:1, below the 4.5:1 needed for normal-size labels.

Is #421C69 the same as CSS indigo?

No — #421C69 is not the CSS named color indigo, but indigo (#4B0082) is the closest CSS named color.

#421C69 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #421C69

Not just a swatch — here's how #421C69 works with other colors. Named schemes with #421C69 in its natural role, and a note on why the supporting colors balance it.

Luxury Packaging Feature · 5 colors

Feature #421C69 Anchor #141210 Accent #D99855 Secondary #2B2731 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 #421C69 Anchor #2A2A2E Secondary #6E6E74 Surface #EEE5DA Accent #280330

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 #421C69 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 #421C69 Surface #F5E6D7 Anchor #5C2140 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 #421C69 Secondary #5E546F 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 #421C69 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 38/100

Neutral

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

Softness 27/100

Low

Firm and assertive — carries weight and contrast.

Depth 69/100

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 39/100

Low

A faint retro warmth without tipping into sepia.

Luxury 71/100

High

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

Brand distinctiveness 49/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 48/100

Moderate

Workable accent with care around contrast.

Surface fit 25/100

Low

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

Print safety 84/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #421C69

For UI

For branding

For interior

For fashion

People also use #421C69 with

Egyptian Blue Byzantium Dark Olive 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 13.1:1. Use

Subtle surface Use #D9C9E9 for cards and hover fills. Tint 80

Avoid beside #5C1C69 — 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 #421C69 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: #421C69;
  --color-base-rgb: 66 28 105;
  --color-base-oklch: oklch(32.6% 0.128 302.4);
  --color-50: #F7F2FC;
  --color-100: #EBDEF7;
  --color-200: #D6BFEE;
  --color-300: #B892DD;
  --color-400: #9969C9;
  --color-500: #7A47AD;
  --color-600: #613D85;
  --color-700: #47305F;
  --color-800: #30233E;
  --color-900: #1F1726;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  indigo: {
    50: '#F7F2FC',
    100: '#EBDEF7',
    200: '#D6BFEE',
    300: '#B892DD',
    400: '#9969C9',
    500: '#7A47AD',
    600: '#613D85',
    700: '#47305F',
    800: '#30233E',
    900: '#1F1726',
  },
}

$base: #421C69;
$base-ink: #FFFFFF;
$base-50: #F7F2FC;
$base-100: #EBDEF7;
$base-200: #D6BFEE;
$base-300: #B892DD;
$base-400: #9969C9;
$base-500: #7A47AD;
$base-600: #613D85;
$base-700: #47305F;
$base-800: #30233E;
$base-900: #1F1726;
$base-hover: #351654;
$base-subtle: #C6ADDF;

{
    "color": {
        "base": {
            "value": "#421C69",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F7F2FC",
                "type": "color"
            },
            "100": {
                "value": "#EBDEF7",
                "type": "color"
            },
            "200": {
                "value": "#D6BFEE",
                "type": "color"
            },
            "300": {
                "value": "#B892DD",
                "type": "color"
            },
            "400": {
                "value": "#9969C9",
                "type": "color"
            },
            "500": {
                "value": "#7A47AD",
                "type": "color"
            },
            "600": {
                "value": "#613D85",
                "type": "color"
            },
            "700": {
                "value": "#47305F",
                "type": "color"
            },
            "800": {
                "value": "#30233E",
                "type": "color"
            },
            "900": {
                "value": "#1F1726",
                "type": "color"
            }
        }
    }
}