What color is #151F03?

#151F03 is a very dark, vivid lime green. In RGB it is rgb(21, 31, 3), and in HSL hsl(81, 82%, 7%).

Is #151F03 accessible as text?

On white, #151F03 has a contrast ratio of 17.08:1 (passes WCAG AA for body text); on black it is 1.23:1 (fails). For text placed on #151F03, use white for the best readability.

What is the closest Tailwind color to #151F03?

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

What colors go well with #151F03?

#151F03 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #0D0320. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #151F03 below.

Is #151F03 good for buttons?

#151F03 works well for buttons and highlights, but use white text on #151F03 — black text only reaches 1.23:1, below the 4.5:1 needed for normal-size labels.

Is #151F03 the same as CSS darkslategray?

No — #151F03 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.

#151F03 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #151F03

Not just a swatch — here's how #151F03 works with other colors. Named schemes with #151F03 in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #151F03 Secondary #4F6B39 Accent #AF6A00 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 #151F03 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 #151F03 Surface #EEE9DC Highlight #F5F1E7 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 #151F03 Anchor #141210 Accent #C3A54B Secondary #262B20 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 #151F03 Secondary #3B3F35 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 #151F03 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 54/100

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 67/100

High

Organic, earthy character — at home in wellness, food and craft brands.

Vintage feel 34/100

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 19/100

Very low

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

UI accent fit 14/100

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 89/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #151F03

For UI

For branding

For interior

For fashion

People also use #151F03 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 17.1:1. Use

Subtle surface Use #D8ECB4 for cards and hover fills. Tint 80

Avoid beside #0C2003 — 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 #151F03 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: #151F03;
  --color-base-rgb: 21 31 3;
  --color-base-oklch: oklch(22.2% 0.050 126.3);
  --color-50: #F9FEF0;
  --color-100: #F0FCD9;
  --color-200: #E0F8B5;
  --color-300: #C7ED83;
  --color-400: #ADDD55;
  --color-500: #90C332;
  --color-600: #70942E;
  --color-700: #516926;
  --color-800: #36441D;
  --color-900: #222A14;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  graphite: {
    50: '#F9FEF0',
    100: '#F0FCD9',
    200: '#E0F8B5',
    300: '#C7ED83',
    400: '#ADDD55',
    500: '#90C332',
    600: '#70942E',
    700: '#516926',
    800: '#36441D',
    900: '#222A14',
  },
}

$base: #151F03;
$base-ink: #FFFFFF;
$base-50: #F9FEF0;
$base-100: #F0FCD9;
$base-200: #E0F8B5;
$base-300: #C7ED83;
$base-400: #ADDD55;
$base-500: #90C332;
$base-600: #70942E;
$base-700: #516926;
$base-800: #36441D;
$base-900: #222A14;
$base-hover: #121A03;
$base-subtle: #C5E48C;

{
    "color": {
        "base": {
            "value": "#151F03",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F9FEF0",
                "type": "color"
            },
            "100": {
                "value": "#F0FCD9",
                "type": "color"
            },
            "200": {
                "value": "#E0F8B5",
                "type": "color"
            },
            "300": {
                "value": "#C7ED83",
                "type": "color"
            },
            "400": {
                "value": "#ADDD55",
                "type": "color"
            },
            "500": {
                "value": "#90C332",
                "type": "color"
            },
            "600": {
                "value": "#70942E",
                "type": "color"
            },
            "700": {
                "value": "#516926",
                "type": "color"
            },
            "800": {
                "value": "#36441D",
                "type": "color"
            },
            "900": {
                "value": "#222A14",
                "type": "color"
            }
        }
    }
}

Palettes built on #151F03

Color Lab

Pairs with #151F03

UI roles & guardrails

In real applications

Scales

Every model

Export