What color is #3F2C39?

#3F2C39 is a dark low-chroma warm gray with a subtle warm cast. In RGB it is rgb(63, 44, 57), and in HSL hsl(319, 18%, 21%).

Is #3F2C39 accessible as text?

On white, #3F2C39 has a contrast ratio of 12.88:1 (passes WCAG AA for body text); on black it is 1.63:1 (fails). For text placed on #3F2C39, use white for the best readability.

What is the closest Tailwind color to #3F2C39?

The nearest Tailwind CSS token is zinc-800 (#27272A).

What colors go well with #3F2C39?

As a neutral, #3F2C39 pairs cleanly with white, off-white and light grays for text, and sits under accent hues like blue, violet, emerald or warm orange — use it as a dark surface or high-contrast base and let the accent carry the color.

Is #3F2C39 the same as CSS darkslategray?

No — #3F2C39 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.

#3F2C39 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #3F2C39

Not just a swatch — here's how #3F2C39 works with other colors. Named schemes with #3F2C39 in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #3F2C39 Secondary #7D472D Surface #ECD8C1 Accent #464F38 Anchor #592233

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

Japanese Sand Base · 5 colors

Base #3F2C39 Surface #F1E8DC Highlight #F7F0E7 Secondary #BCADA0 Ink #2B2723

Onyx 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.

Luxury Packaging Feature · 5 colors

Feature #3F2C39 Anchor #141210 Accent #D69B51 Secondary #30252C Surface #F3EDE3

Onyx 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.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #3F2C39 Secondary #5D565A Support #9C9087 Ink #18140F

Onyx 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 Onyx carrying the quiet middle.

Berry & Cream Lead · 5 colors

Lead #3F2C39 Surface #F4E6D7 Anchor #5D203C Accent #E6C2C5 Secondary #332B2E

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

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Color Lab

How #3F2C39 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 53/100

Neutral

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

Softness 33/100

Low

Middle-weight — neither delicate nor heavy.

Depth 64/100

High

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

Naturalness 3/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 40/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 67/100

High

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

Brand distinctiveness 14/100

Very low

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

UI accent fit 30/100

Low

Weak as an action color — too pale, too dark or too muted to signal.

Surface fit 54/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 96/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #3F2C39

For UI

For branding

For interior

For fashion

People also use #3F2C39 with

Eggplant Bistre Onyx 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 12.9:1. Use

Subtle surface Use #DCD1D9 for cards and hover fills. Tint 80

Avoid beside #3F2C33 — 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 #3F2C39 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: #3F2C39;
  --color-base-rgb: 63 44 57;
  --color-base-oklch: oklch(32.0% 0.035 338.5);
  --color-50: #F9F6F8;
  --color-100: #EEE7EC;
  --color-200: #DECFD9;
  --color-300: #C3ACBC;
  --color-400: #A88A9E;
  --color-500: #8A6B80;
  --color-600: #6C5665;
  --color-700: #4F404A;
  --color-800: #352C32;
  --color-900: #211C1F;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  onyx: {
    50: '#F9F6F8',
    100: '#EEE7EC',
    200: '#DECFD9',
    300: '#C3ACBC',
    400: '#A88A9E',
    500: '#8A6B80',
    600: '#6C5665',
    700: '#4F404A',
    800: '#352C32',
    900: '#211C1F',
  },
}

$base: #3F2C39;
$base-ink: #FFFFFF;
$base-50: #F9F6F8;
$base-100: #EEE7EC;
$base-200: #DECFD9;
$base-300: #C3ACBC;
$base-400: #A88A9E;
$base-500: #8A6B80;
$base-600: #6C5665;
$base-700: #4F404A;
$base-800: #352C32;
$base-900: #211C1F;
$base-hover: #33232E;
$base-subtle: #CBBAC6;

{
    "color": {
        "base": {
            "value": "#3F2C39",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F9F6F8",
                "type": "color"
            },
            "100": {
                "value": "#EEE7EC",
                "type": "color"
            },
            "200": {
                "value": "#DECFD9",
                "type": "color"
            },
            "300": {
                "value": "#C3ACBC",
                "type": "color"
            },
            "400": {
                "value": "#A88A9E",
                "type": "color"
            },
            "500": {
                "value": "#8A6B80",
                "type": "color"
            },
            "600": {
                "value": "#6C5665",
                "type": "color"
            },
            "700": {
                "value": "#4F404A",
                "type": "color"
            },
            "800": {
                "value": "#352C32",
                "type": "color"
            },
            "900": {
                "value": "#211C1F",
                "type": "color"
            }
        }
    }
}