What color is #243449?

#243449 is a dark, muted blue. In RGB it is rgb(36, 52, 73), and in HSL hsl(214, 34%, 21%).

Is #243449 accessible as text?

On white, #243449 has a contrast ratio of 12.63:1 (passes WCAG AA for body text); on black it is 1.66:1 (fails). For text placed on #243449, use white for the best readability.

What is the closest Tailwind color to #243449?

The nearest Tailwind CSS token is cyan-950 (#053345).

What colors go well with #243449?

#243449 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #483823. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #243449 below.

Is #243449 good for buttons?

#243449 works well for buttons and highlights, but use white text on #243449 — black text only reaches 1.66:1, below the 4.5:1 needed for normal-size labels.

Is #243449 the same as CSS darkslategray?

No — #243449 is not the CSS named color darkslategray, but darkslategray (#2F4F4F) is the closest CSS named color.

#243449 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #243449

Not just a swatch — here's how #243449 works with other colors. Named schemes with #243449 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #243449 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.

Nordic Calm Accent · 5 colors

Accent #243449 Secondary #AEB4B8 Surface #F1F2F0 Support #7D93A6 Anchor #2E3236

Gunmetal Gray keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Tech Product Signal · 5 colors

Signal #243449 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #455468

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 #243449 Secondary #7F4537 Surface #E1DDC1 Accent #375246 Anchor #57233B

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.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #243449 Secondary #535961 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.

Build a working theme in the generator →

Color Lab

How #243449 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 38/100

Neutral

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

Softness 33/100

Low

Middle-weight — neither delicate nor heavy.

Depth 65/100

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 31/100

Low

A faint retro warmth without tipping into sepia.

Luxury 67/100

High

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

Brand distinctiveness 17/100

Very low

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

UI accent fit 32/100

Low

Workable accent with care around contrast.

Surface fit 51/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 91/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #243449

For UI

For branding

For interior

For fashion

People also use #243449 with

Feldgrau Russian Violet Espresso 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 12.6:1. Use

Subtle surface Use #CDD5E1 for cards and hover fills. Tint 80

Avoid beside #232748 — 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 #243449 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: #243449;
  --color-base-rgb: 36 52 73;
  --color-base-oklch: oklch(32.1% 0.043 255.5);
  --color-50: #F4F7FA;
  --color-100: #E3EAF2;
  --color-200: #C8D4E4;
  --color-300: #A2B5CE;
  --color-400: #7D95B5;
  --color-500: #5C7698;
  --color-600: #4C5E76;
  --color-700: #3A4655;
  --color-800: #282F39;
  --color-900: #1A1E23;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  gunmetal-gray: {
    50: '#F4F7FA',
    100: '#E3EAF2',
    200: '#C8D4E4',
    300: '#A2B5CE',
    400: '#7D95B5',
    500: '#5C7698',
    600: '#4C5E76',
    700: '#3A4655',
    800: '#282F39',
    900: '#1A1E23',
  },
}

$base: #243449;
$base-ink: #FFFFFF;
$base-50: #F4F7FA;
$base-100: #E3EAF2;
$base-200: #C8D4E4;
$base-300: #A2B5CE;
$base-400: #7D95B5;
$base-500: #5C7698;
$base-600: #4C5E76;
$base-700: #3A4655;
$base-800: #282F39;
$base-900: #1A1E23;
$base-hover: #1C2939;
$base-subtle: #B3C0D2;

{
    "color": {
        "base": {
            "value": "#243449",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F4F7FA",
                "type": "color"
            },
            "100": {
                "value": "#E3EAF2",
                "type": "color"
            },
            "200": {
                "value": "#C8D4E4",
                "type": "color"
            },
            "300": {
                "value": "#A2B5CE",
                "type": "color"
            },
            "400": {
                "value": "#7D95B5",
                "type": "color"
            },
            "500": {
                "value": "#5C7698",
                "type": "color"
            },
            "600": {
                "value": "#4C5E76",
                "type": "color"
            },
            "700": {
                "value": "#3A4655",
                "type": "color"
            },
            "800": {
                "value": "#282F39",
                "type": "color"
            },
            "900": {
                "value": "#1A1E23",
                "type": "color"
            }
        }
    }
}