What color is #640D37?

#640D37 is a dark, vivid pink. In RGB it is rgb(100, 13, 55), and in HSL hsl(331, 77%, 22%).

Is #640D37 accessible as text?

On white, #640D37 has a contrast ratio of 12.69:1 (passes WCAG AA for body text); on black it is 1.65:1 (fails). For text placed on #640D37, use white for the best readability.

What is the closest Tailwind color to #640D37?

The nearest Tailwind CSS token is pink-950 (#510424).

What colors go well with #640D37?

#640D37 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #0D633A. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #640D37 below.

Is #640D37 good for buttons?

#640D37 works well for buttons and highlights, but use white text on #640D37 — black text only reaches 1.65:1, below the 4.5:1 needed for normal-size labels.

Is #640D37 the same as CSS maroon?

No — #640D37 is not the CSS named color maroon, but maroon (#800000) 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.

#640D37 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #640D37

Not just a swatch — here's how #640D37 works with other colors. Named schemes with #640D37 in its natural role, and a note on why the supporting colors balance it.

Luxury Packaging Feature · 5 colors

Feature #640D37 Anchor #141210 Accent #D49C50 Secondary #312529 Surface #F3EDE3

Tyrian Purple 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.

Vintage Leather Lead · 5 colors

Lead #640D37 Secondary #7C482B Surface #EBD9C1 Accent #444F39 Anchor #5A2231

Tyrian 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.

Moody Editorial Color · 5 colors

Color #640D37 Anchor #2B2A2E Secondary #6F6E74 Surface #EDE5DA Accent #38000B

Tyrian Purple 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 Tyrian Purple.

Berry & Cream Lead · 5 colors

Lead #640D37 Surface #F4E6D7 Anchor #5E203A Accent #E6C2C3 Secondary #332B2E

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

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #640D37 Secondary #71535C Support #9C9087 Ink #17140F

Tyrian 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 Tyrian Purple carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #640D37 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 72/100

Warm

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

Softness 28/100

Low

Firm and assertive — carries weight and contrast.

Depth 67/100

High

Deep and grounding — anchors a layout, strong dark-mode base.

Naturalness 28/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 51/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 71/100

High

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

Brand distinctiveness 48/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 52/100

Moderate

Workable accent with care around contrast.

Surface fit 26/100

Low

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

Print safety 87/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #640D37

For UI

For branding

For interior

For fashion

People also use #640D37 with

Mardi Gras Rosewood Hunter Green Gainsboro Eggplant

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 12.7:1. Use

Subtle surface Use #EDC1D6 for cards and hover fills. Tint 80

Avoid beside #630D1A — 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 #640D37 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: #640D37;
  --color-base-rgb: 100 13 55;
  --color-base-oklch: oklch(33.6% 0.124 357.7);
  --color-50: #FEF1F7;
  --color-100: #FBDAEA;
  --color-200: #F5B7D5;
  --color-300: #E986B6;
  --color-400: #D95997;
  --color-500: #BE3778;
  --color-600: #91315F;
  --color-700: #662846;
  --color-800: #431E30;
  --color-900: #29141E;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  tyrian-purple: {
    50: '#FEF1F7',
    100: '#FBDAEA',
    200: '#F5B7D5',
    300: '#E986B6',
    400: '#D95997',
    500: '#BE3778',
    600: '#91315F',
    700: '#662846',
    800: '#431E30',
    900: '#29141E',
  },
}

$base: #640D37;
$base-ink: #FFFFFF;
$base-50: #FEF1F7;
$base-100: #FBDAEA;
$base-200: #F5B7D5;
$base-300: #E986B6;
$base-400: #D95997;
$base-500: #BE3778;
$base-600: #91315F;
$base-700: #662846;
$base-800: #431E30;
$base-900: #29141E;
$base-hover: #4F0A2C;
$base-subtle: #E6A0C2;

{
    "color": {
        "base": {
            "value": "#640D37",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEF1F7",
                "type": "color"
            },
            "100": {
                "value": "#FBDAEA",
                "type": "color"
            },
            "200": {
                "value": "#F5B7D5",
                "type": "color"
            },
            "300": {
                "value": "#E986B6",
                "type": "color"
            },
            "400": {
                "value": "#D95997",
                "type": "color"
            },
            "500": {
                "value": "#BE3778",
                "type": "color"
            },
            "600": {
                "value": "#91315F",
                "type": "color"
            },
            "700": {
                "value": "#662846",
                "type": "color"
            },
            "800": {
                "value": "#431E30",
                "type": "color"
            },
            "900": {
                "value": "#29141E",
                "type": "color"
            }
        }
    }
}

Palettes built on #640D37

Color Lab

Pairs with #640D37

UI roles & guardrails

In real applications

Scales

Every model

Export