What color is #103E09?

#103E09 is a very dark, vivid green. In RGB it is rgb(16, 62, 9), and in HSL hsl(112, 75%, 14%).

Is #103E09 accessible as text?

On white, #103E09 has a contrast ratio of 12.24:1 (passes WCAG AA for body text); on black it is 1.72:1 (fails). For text placed on #103E09, use white for the best readability.

What is the closest Tailwind color to #103E09?

The nearest Tailwind CSS token is lime-950 (#192E03).

What colors go well with #103E09?

#103E09 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #37093E. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #103E09 below.

Is #103E09 good for buttons?

#103E09 works well for buttons and highlights, but use white text on #103E09 — black text only reaches 1.72:1, below the 4.5:1 needed for normal-size labels.

Is #103E09 the same as CSS darkslategray?

No — #103E09 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.

#103E09 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #103E09

Not just a swatch — here's how #103E09 works with other colors. Named schemes with #103E09 in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #103E09 Secondary #4D6B3B Accent #AE6B00 Surface #EFEAD6 Anchor #3C2F21

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

Luxury Packaging Feature · 5 colors

Feature #103E09 Anchor #141210 Accent #C1A64B Secondary #242B22 Surface #F1EDE3

British Racing Green 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.

Moody Editorial Color · 5 colors

Color #103E09 Anchor #292A2E Secondary #6C6F74 Surface #EBE6DA Accent #001E0A

British Racing Green adds the colour to this moody editorial scheme — charcoal and a mid-grey around it, a bone highlight, and a muted jewel accent drawn from British Racing Green.

Vintage Leather Lead · 5 colors

Lead #103E09 Secondary #754E1C Surface #E6DBC0 Accent #3C5140 Anchor #5B2322

British Racing Green 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 #F7F4EF Accent #103E09 Secondary #4E5D4C Support #989286 Ink #17140F

British Racing Green 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 British Racing Green carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #103E09 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 49/100

Neutral

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

Softness 29/100

Low

Firm and assertive — carries weight and contrast.

Depth 67/100

High

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

Naturalness 100/100

Very high

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

Vintage feel 51/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 72/100

High

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

Brand distinctiveness 37/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 43/100

Moderate

Workable accent with care around contrast.

Surface fit 35/100

Low

Usable as a tinted surface in measured doses.

Print safety 79/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #103E09

For UI

For branding

For interior

For fashion

People also use #103E09 with

Dark Olive Green British Racing Green Deep Purple Platinum Hunter 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 12.2:1. Use

Subtle surface Use #C2EBBB for cards and hover fills. Tint 80

Avoid beside #093E14 — 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 #103E09 at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

Build faster.

A working theme, generated in seconds.

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: #103E09;
  --color-base-rgb: 16 62 9;
  --color-base-oklch: oklch(32.1% 0.095 141.3);
  --color-50: #F3FEF1;
  --color-100: #DFFBDA;
  --color-200: #C0F5B8;
  --color-300: #94E887;
  --color-400: #6BD75B;
  --color-500: #4ABC38;
  --color-600: #3F9032;
  --color-700: #316629;
  --color-800: #23421E;
  --color-900: #172914;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  british-racing-green: {
    50: '#F3FEF1',
    100: '#DFFBDA',
    200: '#C0F5B8',
    300: '#94E887',
    400: '#6BD75B',
    500: '#4ABC38',
    600: '#3F9032',
    700: '#316629',
    800: '#23421E',
    900: '#172914',
  },
}

$base: #103E09;
$base-ink: #FFFFFF;
$base-50: #F3FEF1;
$base-100: #DFFBDA;
$base-200: #C0F5B8;
$base-300: #94E887;
$base-400: #6BD75B;
$base-500: #4ABC38;
$base-600: #3F9032;
$base-700: #316629;
$base-800: #23421E;
$base-900: #172914;
$base-hover: #0D3207;
$base-subtle: #A2E398;

{
    "color": {
        "base": {
            "value": "#103E09",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FEF1",
                "type": "color"
            },
            "100": {
                "value": "#DFFBDA",
                "type": "color"
            },
            "200": {
                "value": "#C0F5B8",
                "type": "color"
            },
            "300": {
                "value": "#94E887",
                "type": "color"
            },
            "400": {
                "value": "#6BD75B",
                "type": "color"
            },
            "500": {
                "value": "#4ABC38",
                "type": "color"
            },
            "600": {
                "value": "#3F9032",
                "type": "color"
            },
            "700": {
                "value": "#316629",
                "type": "color"
            },
            "800": {
                "value": "#23421E",
                "type": "color"
            },
            "900": {
                "value": "#172914",
                "type": "color"
            }
        }
    }
}

Palettes built on #103E09

Color Lab

Pairs with #103E09

UI roles & guardrails

In real applications

Scales

Every model

Export