What color is #171B04?

#171B04 is a very dark, vivid lime green. In RGB it is rgb(23, 27, 4), and in HSL hsl(70, 74%, 6%).

Is #171B04 accessible as text?

On white, #171B04 has a contrast ratio of 17.57:1 (passes WCAG AA for body text); on black it is 1.19:1 (fails). For text placed on #171B04, use white for the best readability.

What is the closest Tailwind color to #171B04?

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

What colors go well with #171B04?

#171B04 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #08041B. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #171B04 below.

Is #171B04 good for buttons?

#171B04 works well for buttons and highlights, but use white text on #171B04 — black text only reaches 1.19:1, below the 4.5:1 needed for normal-size labels.

Is #171B04 the same as CSS midnightblue?

No — #171B04 is not the CSS named color midnightblue, but midnightblue (#191970) 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.

#171B04 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #171B04

Not just a swatch — here's how #171B04 works with other colors. Named schemes with #171B04 in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #171B04 Secondary #516A38 Accent #B06904 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 #171B04 Secondary #774D1E Surface #E7DBC0 Accent #3E513E Anchor #5B2325

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 #171B04 Surface #EEE9DC Highlight #F6F1E7 Secondary #B8B09F 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 #171B04 Anchor #141210 Accent #C4A44B Secondary #282A1F 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 #171B04 Secondary #3A3C34 Support #999186 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 #171B04 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 55/100

Neutral

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

Softness 23/100

Low

Firm and assertive — carries weight and contrast.

Depth 75/100

High

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

Naturalness 50/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 32/100

Low

A faint retro warmth without tipping into sepia.

Luxury 76/100

High

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

Brand distinctiveness 16/100

Very low

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

UI accent fit 12/100

Very low

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

Surface fit 59/100

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 #171B04

For UI

For branding

For interior

For fashion

People also use #171B04 with

Bistre 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 17.6:1. Use

Subtle surface Use #E0E9B6 for cards and hover fills. Tint 80

Avoid beside #0F1B04 — 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 #171B04 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: #171B04;
  --color-base-rgb: 23 27 4;
  --color-base-oklch: oklch(21.1% 0.041 117.9);
  --color-50: #FBFEF1;
  --color-100: #F5FBDB;
  --color-200: #EAF4B8;
  --color-300: #D7E788;
  --color-400: #C2D65C;
  --color-500: #A6BC39;
  --color-600: #808F33;
  --color-700: #5B652A;
  --color-800: #3C421F;
  --color-900: #252915;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  graphite: {
    50: '#FBFEF1',
    100: '#F5FBDB',
    200: '#EAF4B8',
    300: '#D7E788',
    400: '#C2D65C',
    500: '#A6BC39',
    600: '#808F33',
    700: '#5B652A',
    800: '#3C421F',
    900: '#252915',
  },
}

$base: #171B04;
$base-ink: #FFFFFF;
$base-50: #FBFEF1;
$base-100: #F5FBDB;
$base-200: #EAF4B8;
$base-300: #D7E788;
$base-400: #C2D65C;
$base-500: #A6BC39;
$base-600: #808F33;
$base-700: #5B652A;
$base-800: #3C421F;
$base-900: #252915;
$base-hover: #121503;
$base-subtle: #D2E08F;

{
    "color": {
        "base": {
            "value": "#171B04",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FBFEF1",
                "type": "color"
            },
            "100": {
                "value": "#F5FBDB",
                "type": "color"
            },
            "200": {
                "value": "#EAF4B8",
                "type": "color"
            },
            "300": {
                "value": "#D7E788",
                "type": "color"
            },
            "400": {
                "value": "#C2D65C",
                "type": "color"
            },
            "500": {
                "value": "#A6BC39",
                "type": "color"
            },
            "600": {
                "value": "#808F33",
                "type": "color"
            },
            "700": {
                "value": "#5B652A",
                "type": "color"
            },
            "800": {
                "value": "#3C421F",
                "type": "color"
            },
            "900": {
                "value": "#252915",
                "type": "color"
            }
        }
    }
}