What color is #643B36?

#643B36 is a dark, muted brown. In RGB it is rgb(100, 59, 54), and in HSL hsl(7, 30%, 30%).

Is #643B36 accessible as text?

On white, #643B36 has a contrast ratio of 9.46:1 (passes WCAG AA for body text); on black it is 2.22:1 (fails). For text placed on #643B36, use white for the best readability.

What is the closest Tailwind color to #643B36?

The nearest Tailwind CSS token is taupe-700 (#473C39).

What colors go well with #643B36?

#643B36 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #365E63. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #643B36 below.

Is #643B36 good for buttons?

#643B36 works well for buttons and highlights, but use white text on #643B36 — black text only reaches 2.22:1, below the 4.5:1 needed for normal-size labels.

Is #643B36 the same as CSS saddlebrown?

No — #643B36 is not the CSS named color saddlebrown, but saddlebrown (#8B4513) is the closest CSS named color.

#643B36 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #643B36

Not just a swatch — here's how #643B36 works with other colors. Named schemes with #643B36 in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #643B36 Secondary #B76325 Accent #787743 Surface #F4EBDD Anchor #3B2A21

This palette keeps Garnet as the dominant warm neutral, balanced by muted terracotta and olive earth tones and grounded by a deep espresso anchor.

Modern Café Dominant · 5 colors

Dominant #643B36 Anchor #3A2A21 Surface #F0E2D0 Accent #969664 Secondary #3C3833

Garnet 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 #643B36 Secondary #7B4927 Surface #EAD9C0 Accent #43503A Anchor #5A222E

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

Desert Clay Center · 5 colors

Center #643B36 Surface #E3CEA8 Secondary #B17958 Accent #98976D Anchor #3E2C21

Garnet holds the warm center of this desert palette with sand and clay beside it, a muted-sage accent and a dark-brown anchor.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #643B36 Secondary #7A6A68 Support #9B9186 Ink #17140F

Garnet 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 Garnet carrying the quiet middle.

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Color Lab

How #643B36 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 66/100

Warm

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

Softness 39/100

Low

Middle-weight — neither delicate nor heavy.

Depth 58/100

Moderate

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

Naturalness 66/100

High

Organic, earthy character — at home in wellness, food and craft brands.

Vintage feel 64/100

High

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

Luxury 62/100

High

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

Brand distinctiveness 23/100

Low

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

UI accent fit 57/100

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 #643B36

For UI

For branding

For interior

For fashion

People also use #643B36 with

Cordovan Coffee Feldgrau Gainsboro Espresso

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 9.5:1. Use

Subtle surface Use #E3D5D4 for cards and hover fills. Tint 80

Avoid beside #634A36 — 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 #643B36 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: #643B36;
  --color-base-rgb: 100 59 54;
  --color-base-oklch: oklch(40.0% 0.059 27.5);
  --color-50: #FAF5F5;
  --color-100: #F1E6E4;
  --color-200: #E2CDCA;
  --color-300: #CBA9A4;
  --color-400: #B28680;
  --color-500: #956660;
  --color-600: #74534E;
  --color-700: #543E3B;
  --color-800: #382B29;
  --color-900: #231B1B;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  garnet: {
    50: '#FAF5F5',
    100: '#F1E6E4',
    200: '#E2CDCA',
    300: '#CBA9A4',
    400: '#B28680',
    500: '#956660',
    600: '#74534E',
    700: '#543E3B',
    800: '#382B29',
    900: '#231B1B',
  },
}

$base: #643B36;
$base-ink: #FFFFFF;
$base-50: #FAF5F5;
$base-100: #F1E6E4;
$base-200: #E2CDCA;
$base-300: #CBA9A4;
$base-400: #B28680;
$base-500: #956660;
$base-600: #74534E;
$base-700: #543E3B;
$base-800: #382B29;
$base-900: #231B1B;
$base-hover: #502F2B;
$base-subtle: #D6C0BD;

{
    "color": {
        "base": {
            "value": "#643B36",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FAF5F5",
                "type": "color"
            },
            "100": {
                "value": "#F1E6E4",
                "type": "color"
            },
            "200": {
                "value": "#E2CDCA",
                "type": "color"
            },
            "300": {
                "value": "#CBA9A4",
                "type": "color"
            },
            "400": {
                "value": "#B28680",
                "type": "color"
            },
            "500": {
                "value": "#956660",
                "type": "color"
            },
            "600": {
                "value": "#74534E",
                "type": "color"
            },
            "700": {
                "value": "#543E3B",
                "type": "color"
            },
            "800": {
                "value": "#382B29",
                "type": "color"
            },
            "900": {
                "value": "#231B1B",
                "type": "color"
            }
        }
    }
}

Palettes built on #643B36

Color Lab

Pairs with #643B36

UI roles & guardrails

In real applications

Scales

Every model

Export