What color is #242A33?

#242A33 is a very dark low-chroma blue-gray with a subtle blue cast. In RGB it is rgb(36, 42, 51), and in HSL hsl(216, 17%, 17%).

Is #242A33 accessible as text?

On white, #242A33 has a contrast ratio of 14.44:1 (passes WCAG AA for body text); on black it is 1.45:1 (fails). For text placed on #242A33, use white for the best readability.

What is the closest Tailwind color to #242A33?

The nearest Tailwind CSS token is gray-800 (#1E2939).

What colors go well with #242A33?

As a neutral, #242A33 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 #242A33 the same as CSS darkslategray?

No — #242A33 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.

#242A33 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #242A33

Not just a swatch — here's how #242A33 works with other colors. Named schemes with #242A33 in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #242A33 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #434952

Gunmetal Gray is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Gunmetal Gray.

Vintage Leather Lead · 5 colors

Lead #242A33 Secondary #7F4537 Surface #E1DDC1 Accent #375246 Anchor #57223A

Gunmetal Gray 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 #242A33 Surface #EBEADC Highlight #F4F2E7 Secondary #B1B2A0 Ink #2C2724

Gunmetal Gray 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.

Coastal Morning Lead · 5 colors

Lead #242A33 Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 Anchor #20344A

Gunmetal Gray opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #242A33 Secondary #4C4E52 Support #9D8F89 Ink #16140F

Gunmetal Gray 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 Gunmetal Gray carrying the quiet middle.

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Color Lab

How #242A33 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 45/100

Neutral

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

Softness 31/100

Low

Firm and assertive — carries weight and contrast.

Depth 67/100

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 23/100

Low

Clean and current — no dusty, aged cast.

Luxury 68/100

High

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

Brand distinctiveness 7/100

Very low

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

UI accent fit 19/100

Very low

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

Surface fit 61/100

High

Calm enough for large fills — backgrounds, cards, sections.

Print safety 96/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #242A33

For UI

For branding

For interior

For fashion

People also use #242A33 with

Dark Slate Gray Graphite Bistre 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 14.4:1. Use

Subtle surface Use #CFD4DA for cards and hover fills. Tint 80

Avoid beside #242533 — 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 #242A33 at work across the surfaces designers actually ship.

Website / UI

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Build faster.

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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: #242A33;
  --color-base-rgb: 36 42 51;
  --color-base-oklch: oklch(28.3% 0.019 258.4);
  --color-50: #F6F7F9;
  --color-100: #E7EAEE;
  --color-200: #CFD5DD;
  --color-300: #ADB5C3;
  --color-400: #8B96A7;
  --color-500: #6B7789;
  --color-600: #565F6B;
  --color-700: #41464E;
  --color-800: #2C3035;
  --color-900: #1C1E21;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  gunmetal-gray: {
    50: '#F6F7F9',
    100: '#E7EAEE',
    200: '#CFD5DD',
    300: '#ADB5C3',
    400: '#8B96A7',
    500: '#6B7789',
    600: '#565F6B',
    700: '#41464E',
    800: '#2C3035',
    900: '#1C1E21',
  },
}

$base: #242A33;
$base-ink: #FFFFFF;
$base-50: #F6F7F9;
$base-100: #E7EAEE;
$base-200: #CFD5DD;
$base-300: #ADB5C3;
$base-400: #8B96A7;
$base-500: #6B7789;
$base-600: #565F6B;
$base-700: #41464E;
$base-800: #2C3035;
$base-900: #1C1E21;
$base-hover: #1D2229;
$base-subtle: #B7BEC8;

{
    "color": {
        "base": {
            "value": "#242A33",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F6F7F9",
                "type": "color"
            },
            "100": {
                "value": "#E7EAEE",
                "type": "color"
            },
            "200": {
                "value": "#CFD5DD",
                "type": "color"
            },
            "300": {
                "value": "#ADB5C3",
                "type": "color"
            },
            "400": {
                "value": "#8B96A7",
                "type": "color"
            },
            "500": {
                "value": "#6B7789",
                "type": "color"
            },
            "600": {
                "value": "#565F6B",
                "type": "color"
            },
            "700": {
                "value": "#41464E",
                "type": "color"
            },
            "800": {
                "value": "#2C3035",
                "type": "color"
            },
            "900": {
                "value": "#1C1E21",
                "type": "color"
            }
        }
    }
}

Palettes built on #242A33

Color Lab

Pairs with #242A33

UI roles & guardrails

In real applications

Scales

Every model

Export