What color is #181F09?

#181F09 is a very dark lime green. In RGB it is rgb(24, 31, 9), and in HSL hsl(79, 55%, 8%).

Is #181F09 accessible as text?

On white, #181F09 has a contrast ratio of 16.95:1 (passes WCAG AA for body text); on black it is 1.24:1 (fails). For text placed on #181F09, use white for the best readability.

What is the closest Tailwind color to #181F09?

The nearest Tailwind CSS token is olive-900 (#1D1D16).

What colors go well with #181F09?

#181F09 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #100920. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #181F09 below.

Is #181F09 good for buttons?

#181F09 works well for buttons and highlights, but use white text on #181F09 — black text only reaches 1.24:1, below the 4.5:1 needed for normal-size labels.

Is #181F09 the same as CSS darkslategray?

No — #181F09 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.

#181F09 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #181F09

Not just a swatch — here's how #181F09 works with other colors. Named schemes with #181F09 in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #181F09 Secondary #506B39 Accent #AF6A01 Surface #EFE9D6 Anchor #3D2F21

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

Vintage Leather Lead · 5 colors

Lead #181F09 Secondary #764D1D Surface #E6DBC0 Accent #3D513F Anchor #5B2324

Graphite 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 #181F09 Surface #EEE9DC Highlight #F6F1E7 Secondary #B7B09F Ink #2B2723

Graphite 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 #181F09 Anchor #141210 Accent #C3A54B Secondary #272B20 Surface #F2EDE3

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 #181F09 Secondary #3D4038 Support #999286 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 #181F09 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 53/100

Neutral

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

Softness 24/100

Low

Firm and assertive — carries weight and contrast.

Depth 74/100

High

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

Naturalness 53/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 32/100

Low

A faint retro warmth without tipping into sepia.

Luxury 74/100

High

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

Brand distinctiveness 15/100

Very low

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

UI accent fit 13/100

Very low

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

Surface fit 58/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 92/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #181F09

For UI

For branding

For interior

For fashion

People also use #181F09 with

Espresso Graphite Jet Black Platinum Army Green

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 17.0:1. Use

Subtle surface Use #D7E3BD for cards and hover fills. Tint 80

Avoid beside #112009 — 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 #181F09 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: #181F09;
  --color-base-rgb: 24 31 9;
  --color-base-oklch: oklch(22.6% 0.040 124.1);
  --color-50: #F9FCF3;
  --color-100: #EFF6DF;
  --color-200: #DEEDC0;
  --color-300: #C5DB94;
  --color-400: #AAC76B;
  --color-500: #8CAB4A;
  --color-600: #6D833F;
  --color-700: #505E31;
  --color-800: #353E23;
  --color-900: #212617;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  graphite: {
    50: '#F9FCF3',
    100: '#EFF6DF',
    200: '#DEEDC0',
    300: '#C5DB94',
    400: '#AAC76B',
    500: '#8CAB4A',
    600: '#6D833F',
    700: '#505E31',
    800: '#353E23',
    900: '#212617',
  },
}

$base: #181F09;
$base-ink: #FFFFFF;
$base-50: #F9FCF3;
$base-100: #EFF6DF;
$base-200: #DEEDC0;
$base-300: #C5DB94;
$base-400: #AAC76B;
$base-500: #8CAB4A;
$base-600: #6D833F;
$base-700: #505E31;
$base-800: #353E23;
$base-900: #212617;
$base-hover: #141907;
$base-subtle: #C3D69B;

{
    "color": {
        "base": {
            "value": "#181F09",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F9FCF3",
                "type": "color"
            },
            "100": {
                "value": "#EFF6DF",
                "type": "color"
            },
            "200": {
                "value": "#DEEDC0",
                "type": "color"
            },
            "300": {
                "value": "#C5DB94",
                "type": "color"
            },
            "400": {
                "value": "#AAC76B",
                "type": "color"
            },
            "500": {
                "value": "#8CAB4A",
                "type": "color"
            },
            "600": {
                "value": "#6D833F",
                "type": "color"
            },
            "700": {
                "value": "#505E31",
                "type": "color"
            },
            "800": {
                "value": "#353E23",
                "type": "color"
            },
            "900": {
                "value": "#212617",
                "type": "color"
            }
        }
    }
}