What color is #423239?

#423239 is a dark low-chroma warm gray with a subtle warm cast. In RGB it is rgb(66, 50, 57), and in HSL hsl(334, 14%, 23%).

Is #423239 accessible as text?

On white, #423239 has a contrast ratio of 12.02:1 (passes WCAG AA for body text); on black it is 1.75:1 (fails). For text placed on #423239, use white for the best readability.

What is the closest Tailwind color to #423239?

The nearest Tailwind CSS token is zinc-700 (#3F3F46).

What colors go well with #423239?

As a neutral, #423239 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 #423239 the same as CSS darkslategray?

No — #423239 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.

#423239 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #423239

Not just a swatch — here's how #423239 works with other colors. Named schemes with #423239 in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #423239 Secondary #7D482B Surface #EBD9C1 Accent #454F39 Anchor #5A2232

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 #423239 Surface #F1E8DC Highlight #F7F1E7 Secondary #BCAEA0 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 #423239 Anchor #141210 Accent #D59B50 Secondary #31252A 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 #423239 Secondary #615B5D Support #9C9087 Ink #17140F

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 #423239 Surface #F4E6D7 Anchor #5E203B Accent #E6C2C4 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 #423239 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 54/100

Neutral

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

Softness 36/100

Low

Middle-weight — neither delicate nor heavy.

Depth 62/100

High

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

Naturalness 6/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 40/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 64/100

High

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

Brand distinctiveness 10/100

Very low

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

UI accent fit 31/100

Low

Workable accent with care around contrast.

Surface fit 55/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 97/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #423239

For UI

For branding

For interior

For fashion

People also use #423239 with

Eggplant Taupe Charcoal Gainsboro

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 12.0:1. Use

Subtle surface Use #DCD4D7 for cards and hover fills. Tint 80

Avoid beside #433234 — 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 #423239 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: #423239;
  --color-base-rgb: 66 50 57;
  --color-base-oklch: oklch(33.8% 0.026 350.5);
  --color-50: #F9F6F7;
  --color-100: #EEE8EA;
  --color-200: #DCD1D5;
  --color-300: #C1AFB6;
  --color-400: #A58D97;
  --color-500: #876E79;
  --color-600: #6A5860;
  --color-700: #4D4247;
  --color-800: #342D30;
  --color-900: #201D1E;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  onyx: {
    50: '#F9F6F7',
    100: '#EEE8EA',
    200: '#DCD1D5',
    300: '#C1AFB6',
    400: '#A58D97',
    500: '#876E79',
    600: '#6A5860',
    700: '#4D4247',
    800: '#342D30',
    900: '#201D1E',
  },
}

$base: #423239;
$base-ink: #FFFFFF;
$base-50: #F9F6F7;
$base-100: #EEE8EA;
$base-200: #DCD1D5;
$base-300: #C1AFB6;
$base-400: #A58D97;
$base-500: #876E79;
$base-600: #6A5860;
$base-700: #4D4247;
$base-800: #342D30;
$base-900: #201D1E;
$base-hover: #35282E;
$base-subtle: #CABEC3;

{
    "color": {
        "base": {
            "value": "#423239",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F9F6F7",
                "type": "color"
            },
            "100": {
                "value": "#EEE8EA",
                "type": "color"
            },
            "200": {
                "value": "#DCD1D5",
                "type": "color"
            },
            "300": {
                "value": "#C1AFB6",
                "type": "color"
            },
            "400": {
                "value": "#A58D97",
                "type": "color"
            },
            "500": {
                "value": "#876E79",
                "type": "color"
            },
            "600": {
                "value": "#6A5860",
                "type": "color"
            },
            "700": {
                "value": "#4D4247",
                "type": "color"
            },
            "800": {
                "value": "#342D30",
                "type": "color"
            },
            "900": {
                "value": "#201D1E",
                "type": "color"
            }
        }
    }
}