What color is #393543?

#393543 is a dark low-chroma blue-gray with a subtle blue cast. In RGB it is rgb(57, 53, 67), and in HSL hsl(257, 12%, 24%).

Is #393543 accessible as text?

On white, #393543 has a contrast ratio of 11.90:1 (passes WCAG AA for body text); on black it is 1.76:1 (fails). For text placed on #393543, use white for the best readability.

What is the closest Tailwind color to #393543?

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

What colors go well with #393543?

As a neutral, #393543 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 #393543 the same as CSS darkslategray?

No — #393543 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.

#393543 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #393543

Not just a swatch — here's how #393543 works with other colors. Named schemes with #393543 in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #393543 Secondary #7E4632 Surface #EDD8C2 Accent #355248 Anchor #582237

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 #393543 Surface #F2E8DD Highlight #F8F0E7 Secondary #BDADA1 Ink #2C2724

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 #393543 Anchor #141210 Accent #DA9856 Secondary #2A2732 Surface #F3ECE3

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 #F8F4EF Accent #393543 Secondary #5E5C62 Support #9C9088 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 #393543 Surface #F5E6D7 Anchor #5C2140 Accent #E5C2C7 Secondary #332B2F

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 #393543 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 47/100

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 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 32/100

Low

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 #393543

For UI

For branding

For interior

For fashion

People also use #393543 with

Outer Space Onyx Taupe Gainsboro Charcoal

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 11.9:1. Use

Subtle surface Use #D7D5DC for cards and hover fills. Tint 80

Avoid beside #3F3645 — 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 #393543 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: #393543;
  --color-base-rgb: 57 53 67;
  --color-base-oklch: oklch(33.9% 0.025 298.1);
  --color-50: #F7F6F8;
  --color-100: #E9E8ED;
  --color-200: #D4D1DB;
  --color-300: #B4B0BF;
  --color-400: #958FA3;
  --color-500: #767085;
  --color-600: #5E5968;
  --color-700: #45434C;
  --color-800: #2F2E33;
  --color-900: #1E1D20;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  onyx: {
    50: '#F7F6F8',
    100: '#E9E8ED',
    200: '#D4D1DB',
    300: '#B4B0BF',
    400: '#958FA3',
    500: '#767085',
    600: '#5E5968',
    700: '#45434C',
    800: '#2F2E33',
    900: '#1E1D20',
  },
}

$base: #393543;
$base-ink: #FFFFFF;
$base-50: #F7F6F8;
$base-100: #E9E8ED;
$base-200: #D4D1DB;
$base-300: #B4B0BF;
$base-400: #958FA3;
$base-500: #767085;
$base-600: #5E5968;
$base-700: #45434C;
$base-800: #2F2E33;
$base-900: #1E1D20;
$base-hover: #2E2B37;
$base-subtle: #C3C0CA;

{
    "color": {
        "base": {
            "value": "#393543",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F7F6F8",
                "type": "color"
            },
            "100": {
                "value": "#E9E8ED",
                "type": "color"
            },
            "200": {
                "value": "#D4D1DB",
                "type": "color"
            },
            "300": {
                "value": "#B4B0BF",
                "type": "color"
            },
            "400": {
                "value": "#958FA3",
                "type": "color"
            },
            "500": {
                "value": "#767085",
                "type": "color"
            },
            "600": {
                "value": "#5E5968",
                "type": "color"
            },
            "700": {
                "value": "#45434C",
                "type": "color"
            },
            "800": {
                "value": "#2F2E33",
                "type": "color"
            },
            "900": {
                "value": "#1E1D20",
                "type": "color"
            }
        }
    }
}