What color is #643D45?

#643D45 is a dark, muted red. In RGB it is rgb(100, 61, 69), and in HSL hsl(348, 24%, 32%).

Is #643D45 accessible as text?

On white, #643D45 has a contrast ratio of 9.15:1 (passes WCAG AA for body text); on black it is 2.30:1 (fails). For text placed on #643D45, use white for the best readability.

What is the closest Tailwind color to #643D45?

The nearest Tailwind CSS token is mauve-600 (#594C5B).

What colors go well with #643D45?

#643D45 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #3E655D. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #643D45 below.

Is #643D45 good for buttons?

#643D45 works well for buttons and highlights, but use white text on #643D45 — black text only reaches 2.30:1, below the 4.5:1 needed for normal-size labels.

Is #643D45 the same as CSS darkslategray?

No — #643D45 is not the CSS named color darkslategray, but darkslategray (#2F4F4F) is the closest CSS named color by perceptual color distance — it sits in a different color family, so treat it as a rough reference, not a match.

#643D45 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #643D45

Not just a swatch — here's how #643D45 works with other colors. Named schemes with #643D45 in its natural role, and a note on why the supporting colors balance it.

Modern Café Dominant · 5 colors

Dominant #643D45 Anchor #3B2A21 Surface #F1E2D1 Accent #999563 Secondary #3C3833

Eggplant 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.

Vintage Leather Lead · 5 colors

Lead #643D45 Secondary #7C482A Surface #EBD9C1 Accent #444F39 Anchor #5A2230

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

Berry & Cream Lead · 5 colors

Lead #643D45 Surface #F4E6D7 Anchor #5E2039 Accent #E6C2C3 Secondary #332B2E

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

Japanese Sand Base · 5 colors

Base #643D45 Surface #F1E8DC Highlight #F7F1E7 Secondary #BBAEA0 Ink #2B2723

Eggplant sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #643D45 Secondary #7C6D6F Support #9B9087 Ink #17140F

Eggplant 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 Eggplant carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #643D45 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 62/100

Warm

Reads warm and advancing — inviting, energetic, draws the eye forward.

Softness 40/100

Low

Middle-weight — neither delicate nor heavy.

Depth 57/100

Moderate

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

Naturalness 30/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 61/100

High

Faded, nostalgic quality — editorial, heritage and retro work.

Luxury 61/100

High

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

Brand distinctiveness 22/100

Low

Quiet and neutral — a supporting tone, not a signature.

UI accent fit 58/100

Moderate

Workable accent with care around contrast.

Surface fit 41/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 94/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #643D45

For UI

For branding

For interior

For fashion

People also use #643D45 with

Plum Liver Feldgrau Gainsboro Taupe

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 9.1:1. Use

Subtle surface Use #E2D6D9 for cards and hover fills. Tint 80

Avoid beside #65433E — 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 #643D45 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: #643D45;
  --color-base-rgb: 100 61 69;
  --color-base-oklch: oklch(40.9% 0.056 6.5);
  --color-50: #F9F5F6;
  --color-100: #F0E5E7;
  --color-200: #E0CCD0;
  --color-300: #C7A8AE;
  --color-400: #AD858D;
  --color-500: #90656E;
  --color-600: #705258;
  --color-700: #513E42;
  --color-800: #362B2D;
  --color-900: #221B1D;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  eggplant: {
    50: '#F9F5F6',
    100: '#F0E5E7',
    200: '#E0CCD0',
    300: '#C7A8AE',
    400: '#AD858D',
    500: '#90656E',
    600: '#705258',
    700: '#513E42',
    800: '#362B2D',
    900: '#221B1D',
  },
}

$base: #643D45;
$base-ink: #FFFFFF;
$base-50: #F9F5F6;
$base-100: #F0E5E7;
$base-200: #E0CCD0;
$base-300: #C7A8AE;
$base-400: #AD858D;
$base-500: #90656E;
$base-600: #705258;
$base-700: #513E42;
$base-800: #362B2D;
$base-900: #221B1D;
$base-hover: #513238;
$base-subtle: #D4C1C5;

{
    "color": {
        "base": {
            "value": "#643D45",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F9F5F6",
                "type": "color"
            },
            "100": {
                "value": "#F0E5E7",
                "type": "color"
            },
            "200": {
                "value": "#E0CCD0",
                "type": "color"
            },
            "300": {
                "value": "#C7A8AE",
                "type": "color"
            },
            "400": {
                "value": "#AD858D",
                "type": "color"
            },
            "500": {
                "value": "#90656E",
                "type": "color"
            },
            "600": {
                "value": "#705258",
                "type": "color"
            },
            "700": {
                "value": "#513E42",
                "type": "color"
            },
            "800": {
                "value": "#362B2D",
                "type": "color"
            },
            "900": {
                "value": "#221B1D",
                "type": "color"
            }
        }
    }
}

Palettes built on #643D45

Color Lab

Pairs with #643D45

UI roles & guardrails

In real applications

Scales

Every model

Export