What color is #643290?

#643290 is a dark violet. In RGB it is rgb(100, 50, 144), and in HSL hsl(272, 48%, 38%).

Is #643290 accessible as text?

On white, #643290 has a contrast ratio of 8.75:1 (passes WCAG AA for body text); on black it is 2.40:1 (fails). For text placed on #643290, use white for the best readability.

What is the closest Tailwind color to #643290?

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

What colors go well with #643290?

#643290 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #5E8F32. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #643290 below.

Is #643290 good for buttons?

#643290 works well for buttons and highlights, but use white text on #643290 — black text only reaches 2.40:1, below the 4.5:1 needed for normal-size labels.

Is #643290 the same as CSS rebeccapurple?

No — #643290 is not the CSS named color rebeccapurple, but rebeccapurple (#663399) is the closest CSS named color.

#643290 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #643290

Not just a swatch — here's how #643290 works with other colors. Named schemes with #643290 in its natural role, and a note on why the supporting colors balance it.

Berry & Cream Lead · 5 colors

Lead #643290 Surface #F5E6D7 Anchor #5C2140 Accent #E5C2C7 Secondary #332B2F

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

Coastal Morning Lead · 5 colors

Lead #643290 Accent #A5C4C4 Surface #E9D6BF Secondary #9AA0A1 Anchor #23334B

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

Vintage Leather Lead · 5 colors

Lead #643290 Secondary #7E4631 Surface #EDD8C1 Accent #355248 Anchor #592236

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

Modern Café Dominant · 5 colors

Dominant #643290 Anchor #3B2923 Surface #F2E1D1 Accent #A09361 Secondary #3C3734

Rebecca Purple anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #643290 Secondary #7F7091 Support #9C9088 Ink #18140F

Rebecca Purple 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 Rebecca Purple carrying the quiet middle.

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Color Lab

How #643290 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 39/100

Neutral

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

Softness 32/100

Low

Middle-weight — neither delicate nor heavy.

Depth 59/100

Moderate

Mid depth — usable as an accent or a muted ground.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 41/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 61/100

High

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

Brand distinctiveness 41/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 84/100

Very high

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

Surface fit 12/100

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 #643290

For UI

For branding

For interior

For fashion

People also use #643290 with

Cerulean Plum Olive Drab 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 8.7:1. Use

Subtle surface Use #E0D4EA for cards and hover fills. Tint 80

Avoid beside #83328F — 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 #643290 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: #643290;
  --color-base-rgb: 100 50 144;
  --color-base-oklch: oklch(43.0% 0.151 305.4);
  --color-50: #F8F3FB;
  --color-100: #EBE0F5;
  --color-200: #D8C3EA;
  --color-300: #BA99D7;
  --color-400: #9C71C1;
  --color-500: #7D50A5;
  --color-600: #63437F;
  --color-700: #49345B;
  --color-800: #31253C;
  --color-900: #1F1825;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  rebecca-purple: {
    50: '#F8F3FB',
    100: '#EBE0F5',
    200: '#D8C3EA',
    300: '#BA99D7',
    400: '#9C71C1',
    500: '#7D50A5',
    600: '#63437F',
    700: '#49345B',
    800: '#31253C',
    900: '#1F1825',
  },
}

$base: #643290;
$base-ink: #FFFFFF;
$base-50: #F8F3FB;
$base-100: #EBE0F5;
$base-200: #D8C3EA;
$base-300: #BA99D7;
$base-400: #9C71C1;
$base-500: #7D50A5;
$base-600: #63437F;
$base-700: #49345B;
$base-800: #31253C;
$base-900: #1F1825;
$base-hover: #502873;
$base-subtle: #D1BEE1;

{
    "color": {
        "base": {
            "value": "#643290",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F8F3FB",
                "type": "color"
            },
            "100": {
                "value": "#EBE0F5",
                "type": "color"
            },
            "200": {
                "value": "#D8C3EA",
                "type": "color"
            },
            "300": {
                "value": "#BA99D7",
                "type": "color"
            },
            "400": {
                "value": "#9C71C1",
                "type": "color"
            },
            "500": {
                "value": "#7D50A5",
                "type": "color"
            },
            "600": {
                "value": "#63437F",
                "type": "color"
            },
            "700": {
                "value": "#49345B",
                "type": "color"
            },
            "800": {
                "value": "#31253C",
                "type": "color"
            },
            "900": {
                "value": "#1F1825",
                "type": "color"
            }
        }
    }
}

Palettes built on #643290

Color Lab

Pairs with #643290

UI roles & guardrails

In real applications

Scales

Every model

Export