What color is #2C4E1A?

#2C4E1A is a dark green. In RGB it is rgb(44, 78, 26), and in HSL hsl(99, 50%, 20%).

Is #2C4E1A accessible as text?

On white, #2C4E1A has a contrast ratio of 9.49:1 (passes WCAG AA for body text); on black it is 2.21:1 (fails). For text placed on #2C4E1A, use white for the best readability.

What is the closest Tailwind color to #2C4E1A?

The nearest Tailwind CSS token is lime-900 (#35530E).

What colors go well with #2C4E1A?

#2C4E1A pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #3B1A4D. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #2C4E1A below.

Is #2C4E1A good for buttons?

#2C4E1A works well for buttons and highlights, but use white text on #2C4E1A — black text only reaches 2.21:1, below the 4.5:1 needed for normal-size labels.

Is #2C4E1A the same as CSS darkslategray?

No — #2C4E1A 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.

#2C4E1A Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #2C4E1A

Not just a swatch — here's how #2C4E1A works with other colors. Named schemes with #2C4E1A in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #2C4E1A Secondary #4E6B3A Accent #AE6B00 Surface #EFEAD6 Anchor #3D2F21

Castleton Green 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 #2C4E1A Secondary #764D1C Surface #E6DBC0 Accent #3D513F Anchor #5B2323

Castleton 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.

Modern Café Dominant · 5 colors

Dominant #2C4E1A Anchor #392B1E Surface #EDE4D0 Accent #889A6C Secondary #3A3833

Castleton Green anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.

Japanese Sand Base · 5 colors

Base #2C4E1A Surface #EEE9DC Highlight #F5F1E7 Secondary #B7B09F Ink #2B2723

Castleton Green 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.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #2C4E1A Secondary #626F5D Support #999286 Ink #17140F

Castleton 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 Castleton Green carrying the quiet middle.

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Color Lab

How #2C4E1A 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 52/100

Neutral

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

Softness 35/100

Low

Middle-weight — neither delicate nor heavy.

Depth 61/100

High

Mid depth — usable as an accent or a muted ground.

Naturalness 100/100

Very high

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

Vintage feel 61/100

High

Faded, nostalgic quality — editorial, heritage and retro work.

Luxury 66/100

High

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

Brand distinctiveness 24/100

Low

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

UI accent fit 62/100

High

Strong interactive accent — visible and can carry a legible label.

Surface fit 33/100

Low

Usable as a tinted surface in measured doses.

Print safety 80/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #2C4E1A

For UI

For branding

For interior

For fashion

People also use #2C4E1A with

Dark Olive Green Castleton Green Russian Violet 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 9.5:1. Use

Subtle surface Use #D2E5C8 for cards and hover fills. Tint 80

Avoid beside #1A4D1A — 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 #2C4E1A at work across the surfaces designers actually ship.

Website / UI

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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: #2C4E1A;
  --color-base-rgb: 44 78 26;
  --color-base-oklch: oklch(38.5% 0.089 136.3);
  --color-50: #F6FCF3;
  --color-100: #E7F5E0;
  --color-200: #D0EBC2;
  --color-300: #AED897;
  --color-400: #8DC270;
  --color-500: #6DA64E;
  --color-600: #588042;
  --color-700: #415C33;
  --color-800: #2D3C24;
  --color-900: #1D2518;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  castleton-green: {
    50: '#F6FCF3',
    100: '#E7F5E0',
    200: '#D0EBC2',
    300: '#AED897',
    400: '#8DC270',
    500: '#6DA64E',
    600: '#588042',
    700: '#415C33',
    800: '#2D3C24',
    900: '#1D2518',
  },
}

$base: #2C4E1A;
$base-ink: #FFFFFF;
$base-50: #F6FCF3;
$base-100: #E7F5E0;
$base-200: #D0EBC2;
$base-300: #AED897;
$base-400: #8DC270;
$base-500: #6DA64E;
$base-600: #588042;
$base-700: #415C33;
$base-800: #2D3C24;
$base-900: #1D2518;
$base-hover: #233D14;
$base-subtle: #BBD9AB;

{
    "color": {
        "base": {
            "value": "#2C4E1A",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F6FCF3",
                "type": "color"
            },
            "100": {
                "value": "#E7F5E0",
                "type": "color"
            },
            "200": {
                "value": "#D0EBC2",
                "type": "color"
            },
            "300": {
                "value": "#AED897",
                "type": "color"
            },
            "400": {
                "value": "#8DC270",
                "type": "color"
            },
            "500": {
                "value": "#6DA64E",
                "type": "color"
            },
            "600": {
                "value": "#588042",
                "type": "color"
            },
            "700": {
                "value": "#415C33",
                "type": "color"
            },
            "800": {
                "value": "#2D3C24",
                "type": "color"
            },
            "900": {
                "value": "#1D2518",
                "type": "color"
            }
        }
    }
}

Palettes built on #2C4E1A

Color Lab

Pairs with #2C4E1A

UI roles & guardrails

In real applications

Scales

Every model

Export