What color is #421E55?

#421E55 is a dark violet. In RGB it is rgb(66, 30, 85), and in HSL hsl(279, 48%, 23%).

Is #421E55 accessible as text?

On white, #421E55 has a contrast ratio of 13.56:1 (passes WCAG AA for body text); on black it is 1.55:1 (fails). For text placed on #421E55, use white for the best readability.

What is the closest Tailwind color to #421E55?

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

What colors go well with #421E55?

#421E55 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #32571E. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #421E55 below.

Is #421E55 good for buttons?

#421E55 works well for buttons and highlights, but use white text on #421E55 — black text only reaches 1.55:1, below the 4.5:1 needed for normal-size labels.

Is #421E55 the same as CSS indigo?

No — #421E55 is not the CSS named color indigo, but indigo (#4B0082) is the closest CSS named color.

#421E55 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #421E55

Not just a swatch — here's how #421E55 works with other colors. Named schemes with #421E55 in its natural role, and a note on why the supporting colors balance it.

Luxury Packaging Feature · 5 colors

Feature #421E55 Anchor #141210 Accent #D99954 Secondary #2C2630 Surface #F3EDE3

Russian Violet 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 #421E55 Anchor #2A2A2E Secondary #6E6E74 Surface #EEE5DA Accent #250523

Russian Violet 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 Russian Violet.

Berry & Cream Lead · 5 colors

Lead #421E55 Surface #F5E6D7 Anchor #5C213F Accent #E5C2C6 Secondary #332B2F

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

Vintage Leather Lead · 5 colors

Lead #421E55 Secondary #7E4630 Surface #ECD8C1 Accent #355249 Anchor #592235

Russian Violet 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 #421E55 Secondary #5D5165 Support #9C9088 Ink #18140F

Russian Violet 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 Russian Violet carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #421E55 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 46/100

Neutral

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

Softness 28/100

Low

Firm and assertive — carries weight and contrast.

Depth 68/100

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 47/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 73/100

High

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

Brand distinctiveness 39/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 42/100

Moderate

Workable accent with care around contrast.

Surface fit 34/100

Low

Usable as a tinted surface in measured doses.

Print safety 88/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #421E55

For UI

For branding

For interior

For fashion

People also use #421E55 with

Midnight Blue Tyrian Purple Army 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 13.6:1. Use

Subtle surface Use #DCCAE5 for cards and hover fills. Tint 80

Avoid beside #561E57 — 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 #421E55 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: #421E55;
  --color-base-rgb: 66 30 85;
  --color-base-oklch: oklch(31.4% 0.100 312.2);
  --color-50: #F9F3FB;
  --color-100: #EEE0F5;
  --color-200: #DCC3EA;
  --color-300: #C199D7;
  --color-400: #A571C1;
  --color-500: #8750A5;
  --color-600: #6A437F;
  --color-700: #4D345B;
  --color-800: #34253C;
  --color-900: #211825;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  russian-violet: {
    50: '#F9F3FB',
    100: '#EEE0F5',
    200: '#DCC3EA',
    300: '#C199D7',
    400: '#A571C1',
    500: '#8750A5',
    600: '#6A437F',
    700: '#4D345B',
    800: '#34253C',
    900: '#211825',
  },
}

$base: #421E55;
$base-ink: #FFFFFF;
$base-50: #F9F3FB;
$base-100: #EEE0F5;
$base-200: #DCC3EA;
$base-300: #C199D7;
$base-400: #A571C1;
$base-500: #8750A5;
$base-600: #6A437F;
$base-700: #4D345B;
$base-800: #34253C;
$base-900: #211825;
$base-hover: #361845;
$base-subtle: #CBAFDA;

{
    "color": {
        "base": {
            "value": "#421E55",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F9F3FB",
                "type": "color"
            },
            "100": {
                "value": "#EEE0F5",
                "type": "color"
            },
            "200": {
                "value": "#DCC3EA",
                "type": "color"
            },
            "300": {
                "value": "#C199D7",
                "type": "color"
            },
            "400": {
                "value": "#A571C1",
                "type": "color"
            },
            "500": {
                "value": "#8750A5",
                "type": "color"
            },
            "600": {
                "value": "#6A437F",
                "type": "color"
            },
            "700": {
                "value": "#4D345B",
                "type": "color"
            },
            "800": {
                "value": "#34253C",
                "type": "color"
            },
            "900": {
                "value": "#211825",
                "type": "color"
            }
        }
    }
}