What color is #054E2D?

#054E2D is a very dark, vivid teal-green. In RGB it is rgb(5, 78, 45), and in HSL hsl(153, 88%, 16%).

Is #054E2D accessible as text?

On white, #054E2D has a contrast ratio of 9.84:1 (passes WCAG AA for body text); on black it is 2.13:1 (fails). For text placed on #054E2D, use white for the best readability.

What is the closest Tailwind color to #054E2D?

The nearest Tailwind CSS token is emerald-900 (#004F3B).

What colors go well with #054E2D?

#054E2D pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #4D0525. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #054E2D below.

Is #054E2D good for buttons?

#054E2D works well for buttons and highlights, but use white text on #054E2D — black text only reaches 2.13:1, below the 4.5:1 needed for normal-size labels.

Is #054E2D the same as CSS darkslategray?

No — #054E2D 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.

#054E2D Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #054E2D

Not just a swatch — here's how #054E2D works with other colors. Named schemes with #054E2D in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #054E2D Secondary #4A6C3D Accent #AC6C00 Surface #EEEAD6 Anchor #3C2F20

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

Coastal Morning Lead · 5 colors

Lead #054E2D Accent #A8C4BB Surface #E1D9BE Secondary #9AA0A0 Anchor #1A3648

Castleton Green opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Nordic Calm Accent · 5 colors

Accent #054E2D Secondary #ADB4B7 Surface #F1F2F0 Support #7895A3 Anchor #2D3236

Castleton Green keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Luxury Packaging Feature · 5 colors

Feature #054E2D Anchor #141210 Accent #BFA74B Secondary #212C25 Surface #F1EDE3

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.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #054E2D Secondary #596D60 Support #989286 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.

Build a working theme in the generator →

Color Lab

How #054E2D 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 43/100

Neutral

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

Softness 34/100

Low

Middle-weight — neither delicate nor heavy.

Depth 62/100

High

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

Naturalness 84/100

Very high

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

Vintage feel 54/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 67/100

High

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

Brand distinctiveness 34/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 58/100

Moderate

Workable accent with care around contrast.

Surface fit 34/100

Low

Usable as a tinted surface in measured doses.

Print safety 82/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #054E2D

For UI

For branding

For interior

For fashion

People also use #054E2D with

Green Charcoal Oxblood Platinum Dark Slate Gray

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 9.8:1. Use

Subtle surface Use #B9EFD7 for cards and hover fills. Tint 80

Avoid beside #054D44 — 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 #054E2D 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: #054E2D;
  --color-base-rgb: 5 78 45;
  --color-base-oklch: oklch(37.4% 0.087 156.6);
  --color-50: #F0FEF8;
  --color-100: #D8FDEC;
  --color-200: #B2FADA;
  --color-300: #7FF0BD;
  --color-400: #50E2A0;
  --color-500: #2DC882;
  --color-600: #2A9866;
  --color-700: #246B4B;
  --color-800: #1B4633;
  --color-900: #132B20;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  castleton-green: {
    50: '#F0FEF8',
    100: '#D8FDEC',
    200: '#B2FADA',
    300: '#7FF0BD',
    400: '#50E2A0',
    500: '#2DC882',
    600: '#2A9866',
    700: '#246B4B',
    800: '#1B4633',
    900: '#132B20',
  },
}

$base: #054E2D;
$base-ink: #FFFFFF;
$base-50: #F0FEF8;
$base-100: #D8FDEC;
$base-200: #B2FADA;
$base-300: #7FF0BD;
$base-400: #50E2A0;
$base-500: #2DC882;
$base-600: #2A9866;
$base-700: #246B4B;
$base-800: #1B4633;
$base-900: #132B20;
$base-hover: #043D24;
$base-subtle: #94EAC3;

{
    "color": {
        "base": {
            "value": "#054E2D",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FEF8",
                "type": "color"
            },
            "100": {
                "value": "#D8FDEC",
                "type": "color"
            },
            "200": {
                "value": "#B2FADA",
                "type": "color"
            },
            "300": {
                "value": "#7FF0BD",
                "type": "color"
            },
            "400": {
                "value": "#50E2A0",
                "type": "color"
            },
            "500": {
                "value": "#2DC882",
                "type": "color"
            },
            "600": {
                "value": "#2A9866",
                "type": "color"
            },
            "700": {
                "value": "#246B4B",
                "type": "color"
            },
            "800": {
                "value": "#1B4633",
                "type": "color"
            },
            "900": {
                "value": "#132B20",
                "type": "color"
            }
        }
    }
}