What color is #214D01?

#214D01 is a very dark, vivid green. In RGB it is rgb(33, 77, 1), and in HSL hsl(95, 97%, 15%).

Is #214D01 accessible as text?

On white, #214D01 has a contrast ratio of 9.87:1 (passes WCAG AA for body text); on black it is 2.13:1 (fails). For text placed on #214D01, use white for the best readability.

What is the closest Tailwind color to #214D01?

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

What colors go well with #214D01?

#214D01 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #2C014B. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #214D01 below.

Is #214D01 good for buttons?

#214D01 works well for buttons and highlights, but use white text on #214D01 — black text only reaches 2.13:1, below the 4.5:1 needed for normal-size labels.

Is #214D01 the same as CSS darkgreen?

No — #214D01 is not the CSS named color darkgreen, but darkgreen (#006400) is the closest CSS named color.

#214D01 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #214D01

Not just a swatch — here's how #214D01 works with other colors. Named schemes with #214D01 in its natural role, and a note on why the supporting colors balance it.

Luxury Packaging Feature · 5 colors

Feature #214D01 Anchor #141210 Accent #C2A64B Secondary #242B21 Surface #F2EDE3

Castleton 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.

Botanical Studio Lead · 5 colors

Lead #214D01 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.

Moody Editorial Color · 5 colors

Color #214D01 Anchor #292A2E Secondary #6C6F74 Surface #EBE6DA Accent #002D10

Castleton 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 Castleton Green.

Vintage Leather Lead · 5 colors

Lead #214D01 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.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #214D01 Secondary #5D6D57 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 #214D01 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 32/100

Low

Firm and assertive — carries weight and contrast.

Depth 63/100

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 53/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 69/100

High

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

Brand distinctiveness 43/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 63/100

High

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

Surface fit 27/100

Low

Too saturated or mid-toned for big areas — keep it to accents.

Print safety 75/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #214D01

For UI

For branding

For interior

For fashion

People also use #214D01 with

Olive British Racing Green Deep Purple 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 9.9:1. Use

Subtle surface Use #CFF2B5 for cards and hover fills. Tint 80

Avoid beside #074B01 — 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 #214D01 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: #214D01;
  --color-base-rgb: 33 77 1;
  --color-base-oklch: oklch(37.4% 0.111 136.4);
  --color-50: #F6FEF0;
  --color-100: #E7FDD8;
  --color-200: #D0FCB1;
  --color-300: #ADF679;
  --color-400: #8CE949;
  --color-500: #6CD025;
  --color-600: #579D25;
  --color-700: #416F20;
  --color-800: #2D4819;
  --color-900: #1C2C11;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  castleton-green: {
    50: '#F6FEF0',
    100: '#E7FDD8',
    200: '#D0FCB1',
    300: '#ADF679',
    400: '#8CE949',
    500: '#6CD025',
    600: '#579D25',
    700: '#416F20',
    800: '#2D4819',
    900: '#1C2C11',
  },
}

$base: #214D01;
$base-ink: #FFFFFF;
$base-50: #F6FEF0;
$base-100: #E7FDD8;
$base-200: #D0FCB1;
$base-300: #ADF679;
$base-400: #8CE949;
$base-500: #6CD025;
$base-600: #579D25;
$base-700: #416F20;
$base-800: #2D4819;
$base-900: #1C2C11;
$base-hover: #1A3C01;
$base-subtle: #B6EE8E;

{
    "color": {
        "base": {
            "value": "#214D01",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F6FEF0",
                "type": "color"
            },
            "100": {
                "value": "#E7FDD8",
                "type": "color"
            },
            "200": {
                "value": "#D0FCB1",
                "type": "color"
            },
            "300": {
                "value": "#ADF679",
                "type": "color"
            },
            "400": {
                "value": "#8CE949",
                "type": "color"
            },
            "500": {
                "value": "#6CD025",
                "type": "color"
            },
            "600": {
                "value": "#579D25",
                "type": "color"
            },
            "700": {
                "value": "#416F20",
                "type": "color"
            },
            "800": {
                "value": "#2D4819",
                "type": "color"
            },
            "900": {
                "value": "#1C2C11",
                "type": "color"
            }
        }
    }
}

Palettes built on #214D01

Color Lab

Pairs with #214D01

UI roles & guardrails

In real applications

Scales

Every model

Export