What color is #05281B?

#05281B is a very dark, vivid teal-green. In RGB it is rgb(5, 40, 27), and in HSL hsl(158, 78%, 9%).

Is #05281B accessible as text?

On white, #05281B has a contrast ratio of 15.84:1 (passes WCAG AA for body text); on black it is 1.33:1 (fails). For text placed on #05281B, use white for the best readability.

What is the closest Tailwind color to #05281B?

The nearest Tailwind CSS token is emerald-950 (#002C22).

What colors go well with #05281B?

#05281B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #290512. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #05281B below.

Is #05281B good for buttons?

#05281B works well for buttons and highlights, but use white text on #05281B — black text only reaches 1.33:1, below the 4.5:1 needed for normal-size labels.

Is #05281B the same as CSS darkslategray?

No — #05281B 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.

#05281B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #05281B

Not just a swatch — here's how #05281B works with other colors. Named schemes with #05281B in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #05281B Accent #A7C4BB Surface #E1D9BE Secondary #9AA0A0 Anchor #1B3548

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

Botanical Studio Lead · 5 colors

Lead #05281B Secondary #496C3E Accent #AB6D00 Surface #EEEAD6 Anchor #3C2F20

Graphite leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.

Nordic Calm Accent · 5 colors

Accent #05281B Secondary #ADB4B7 Surface #F1F2F0 Support #7895A3 Anchor #2D3236

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

Luxury Packaging Feature · 5 colors

Feature #05281B Anchor #141210 Accent #BDA84C Secondary #202C26 Surface #F1EDE3

Graphite 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 #05281B Secondary #3D4742 Support #989286 Ink #17140F

Graphite 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 Graphite carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #05281B 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 44/100

Neutral

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

Softness 26/100

Low

Firm and assertive — carries weight and contrast.

Depth 72/100

High

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

Naturalness 41/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 30/100

Low

A faint retro warmth without tipping into sepia.

Luxury 73/100

High

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

Brand distinctiveness 18/100

Very low

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

UI accent fit 18/100

Very low

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

Surface fit 55/100

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 #05281B

For UI

For branding

For interior

For fashion

People also use #05281B with

British Racing Green Graphite Platinum Dark Slate Gray

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 15.8:1. Use

Subtle surface Use #B7EBD8 for cards and hover fills. Tint 80

Avoid beside #052928 — 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 #05281B 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: #05281B;
  --color-base-rgb: 5 40 27;
  --color-base-oklch: oklch(24.8% 0.047 164.2);
  --color-50: #F1FEF9;
  --color-100: #DAFBEF;
  --color-200: #B6F6DF;
  --color-300: #85EAC5;
  --color-400: #58DAAA;
  --color-500: #36BF8D;
  --color-600: #30916E;
  --color-700: #286750;
  --color-800: #1E4335;
  --color-900: #142921;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  graphite: {
    50: '#F1FEF9',
    100: '#DAFBEF',
    200: '#B6F6DF',
    300: '#85EAC5',
    400: '#58DAAA',
    500: '#36BF8D',
    600: '#30916E',
    700: '#286750',
    800: '#1E4335',
    900: '#142921',
  },
}

$base: #05281B;
$base-ink: #FFFFFF;
$base-50: #F1FEF9;
$base-100: #DAFBEF;
$base-200: #B6F6DF;
$base-300: #85EAC5;
$base-400: #58DAAA;
$base-500: #36BF8D;
$base-600: #30916E;
$base-700: #286750;
$base-800: #1E4335;
$base-900: #142921;
$base-hover: #042116;
$base-subtle: #90E3C4;

{
    "color": {
        "base": {
            "value": "#05281B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1FEF9",
                "type": "color"
            },
            "100": {
                "value": "#DAFBEF",
                "type": "color"
            },
            "200": {
                "value": "#B6F6DF",
                "type": "color"
            },
            "300": {
                "value": "#85EAC5",
                "type": "color"
            },
            "400": {
                "value": "#58DAAA",
                "type": "color"
            },
            "500": {
                "value": "#36BF8D",
                "type": "color"
            },
            "600": {
                "value": "#30916E",
                "type": "color"
            },
            "700": {
                "value": "#286750",
                "type": "color"
            },
            "800": {
                "value": "#1E4335",
                "type": "color"
            },
            "900": {
                "value": "#142921",
                "type": "color"
            }
        }
    }
}