What color is #20533E?

#20533E is a dark teal-green. In RGB it is rgb(32, 83, 62), and in HSL hsl(155, 44%, 23%).

Is #20533E accessible as text?

On white, #20533E has a contrast ratio of 8.87:1 (passes WCAG AA for body text); on black it is 2.37:1 (fails). For text placed on #20533E, use white for the best readability.

What is the closest Tailwind color to #20533E?

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

What colors go well with #20533E?

#20533E pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #542136. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #20533E below.

Is #20533E good for buttons?

#20533E works well for buttons and highlights, but use white text on #20533E — black text only reaches 2.37:1, below the 4.5:1 needed for normal-size labels.

Is #20533E the same as CSS darkslategray?

No — #20533E 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.

#20533E Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #20533E

Not just a swatch — here's how #20533E works with other colors. Named schemes with #20533E in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #20533E Secondary #496C3E Accent #AB6D00 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 #20533E Accent #A7C4BB Surface #E1D9BE Secondary #9AA0A0 Anchor #1B3548

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 #20533E 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.

Vintage Leather Lead · 5 colors

Lead #20533E Secondary #744F1A Surface #E5DBC0 Accent #3B5141 Anchor #5B2320

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 #20533E Secondary #63736B 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 #20533E 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 42/100

Neutral

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

Softness 38/100

Low

Middle-weight — neither delicate nor heavy.

Depth 58/100

Moderate

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

Naturalness 56/100

Moderate

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

Vintage feel 49/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 63/100

High

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

Brand distinctiveness 25/100

Low

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

UI accent fit 60/100

Moderate

Workable accent with care around contrast.

Surface fit 39/100

Low

Usable as a tinted surface in measured doses.

Print safety 87/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #20533E

For UI

For branding

For interior

For fashion

People also use #20533E with

Dark Olive Green Dark Slate Gray Tyrian Purple Platinum

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 8.9:1. Use

Subtle surface Use #CBE4DA for cards and hover fills. Tint 80

Avoid beside #215450 — 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 #20533E at work across the surfaces designers actually ship.

Website / UI

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Build faster.

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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: #20533E;
  --color-base-rgb: 32 83 62;
  --color-base-oklch: oklch(40.1% 0.066 163.6);
  --color-50: #F4FBF8;
  --color-100: #E1F4EC;
  --color-200: #C4E8D9;
  --color-300: #9BD4BC;
  --color-400: #75BD9F;
  --color-500: #54A181;
  --color-600: #467C65;
  --color-700: #36594A;
  --color-800: #263B32;
  --color-900: #192520;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  castleton-green: {
    50: '#F4FBF8',
    100: '#E1F4EC',
    200: '#C4E8D9',
    300: '#9BD4BC',
    400: '#75BD9F',
    500: '#54A181',
    600: '#467C65',
    700: '#36594A',
    800: '#263B32',
    900: '#192520',
  },
}

$base: #20533E;
$base-ink: #FFFFFF;
$base-50: #F4FBF8;
$base-100: #E1F4EC;
$base-200: #C4E8D9;
$base-300: #9BD4BC;
$base-400: #75BD9F;
$base-500: #54A181;
$base-600: #467C65;
$base-700: #36594A;
$base-800: #263B32;
$base-900: #192520;
$base-hover: #1A4432;
$base-subtle: #B0D8C7;

{
    "color": {
        "base": {
            "value": "#20533E",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F4FBF8",
                "type": "color"
            },
            "100": {
                "value": "#E1F4EC",
                "type": "color"
            },
            "200": {
                "value": "#C4E8D9",
                "type": "color"
            },
            "300": {
                "value": "#9BD4BC",
                "type": "color"
            },
            "400": {
                "value": "#75BD9F",
                "type": "color"
            },
            "500": {
                "value": "#54A181",
                "type": "color"
            },
            "600": {
                "value": "#467C65",
                "type": "color"
            },
            "700": {
                "value": "#36594A",
                "type": "color"
            },
            "800": {
                "value": "#263B32",
                "type": "color"
            },
            "900": {
                "value": "#192520",
                "type": "color"
            }
        }
    }
}

Palettes built on #20533E

Color Lab

Pairs with #20533E

UI roles & guardrails

In real applications

Scales

Every model

Export