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Brunswick Green

#1B4D3E·green family·WCAG AAA

Tints & Shades

50

100

200

300

400

500

600

700

800

900

Scale from white (50) through Brunswick Green (500) to black (900), interpolated in Lab color space.

Color Values

HEX
#1B4D3E
RGB
rgb(27, 77, 62)
HSL
hsl(162, 48%, 20%)
OKLCH
oklch(0.382 0.06 170)
CMYK
cmyk(65%, 0%, 19%, 70%)
Luminance:0.0589
CSS var:--color-brunswick-green
Tailwind:bg-[#1B4D3E]

Accessibility

Score: 96/100

On White (#FFF)

9.64:1

AAA

On Black (#000)

2.18:1

Fail

On Light Gray (#F5F5F5)

8.85:1

AAA

Best text color on this background:

white9.64:1
Open in Contrast Checker →

Design Applications

Background

background-color: #1B4D3E

Text Color

color: #1B4D3E

bg-[#1B4D3E] text-[#FFFFFF]

Accent border card component

border-left: 4px solid #1B4D3E

Color Meaning & Psychology

Green occupies the center of the visible spectrum where the eye is most sensitive, making it the easiest color to process — literally restful for the eye. Green's associations with nature, growth, and fresh produce are deeply biological, rooted in the evolutionary advantage of finding food. In finance, "going green" means profit. In design, green signals health, sustainability, and natural ingredients. Darker greens evoke prestige and reliability; lighter greens feel fresh and energetic; blue-greens feel sophisticated and trustworthy. Green is uniquely cross-cultural in positive associations, though it represents environmental risk in some financial contexts. Its very dark, near-black depth creates dramatic intensity — maximally contrastive, powerful, and reserved for focal design elements where other dark colors would disappear.

Industry Usage

Common contexts and industries where Brunswick Green is applied in professional design.

  • Financial services and investment platforms
  • Health, wellness, and organic food brands
  • Environmental and sustainability organizations
  • Pharmaceutical and medical products
  • Agriculture and farming brands
  • Eco-friendly consumer goods
  • Real estate and property development
  • Success and achievement badges in UI

Accessibility Considerations

Normal Text

Passes AA

4.5:1 minimum required

Large Text

Passes AA Large

3:1 minimum required

UI Components

Meets 1.4.11

3:1 for non-text UI

Brunswick Green is a dark color. Use white (#FFFFFF) text on top of it for maximum readability (9.64:1). Avoid small black text on this background.

CSS & Code Examples

Background

background-color: #1B4D3E;

Text

color: #1B4D3E;

Border

border: 2px solid #1B4D3E;

Box Shadow

box-shadow: 0 4px 20px #1B4D3E40;

Gradient

background: linear-gradient(135deg, #1B4D3E, #487969);

Tailwind-style

--color-brunswick-green: #1B4D3E;

Tailwind CSS Utilities

Use arbitrary value syntax in Tailwind CSS to apply Brunswick Green without a custom config.

Background

bg-[#1B4D3E]

Text

text-[#1B4D3E]

Border

border-[#1B4D3E]

Ring

ring-[#1B4D3E]

Fill

fill-[#1B4D3E]

From (gradient)

from-[#1B4D3E]

Via (gradient)

via-[#1B4D3E]

To (gradient)

to-[#1B4D3E]

Design Tokens

Ready-to-use Brunswick Green design token in CSS custom properties, SCSS, Tailwind v3/v4, and JSON formats.

CSS Custom Properties

:root {
  --color-brunswick-green: #1B4D3E;
  --color-brunswick-green-rgb: 27, 77, 62;
  --color-brunswick-green-hsl: 162, 48%, 20%;
}

SCSS Variables

$color-brunswick-green: #1B4D3E;
$color-brunswick-green-rgb: 27, 77, 62;
$color-brunswick-green-hsl: 162, 48%, 20%;

Tailwind v3 Config

// tailwind.config.js
module.exports = {
  theme: {
    extend: {
      colors: {
        'brunswick-green': '#1B4D3E',
      },
    },
  },
};

Tailwind v4 (@theme)

/* tailwind.css */
@theme {
  --color-brunswick-green: #1B4D3E;
}

JSON Design Token (W3C format)

{
  "brunswick-green": {
    "value": "#1B4D3E",
    "type": "color",
    "description": "Brunswick Green — #1B4D3E"
  }
}

What Does Brunswick Green Mean? Color Psychology & Cultural Symbolism

Brunswick Green speaks the language of living systems. Green-family hues are processed by the human visual system as signals of vegetation, safe environments, and biological abundance—an evolutionary association that surfaces as harmony in contemporary design contexts.

  • Green carries multiple Western associations: nature and the environment, financial success and prosperity (money in the US), health and wellness, and the "go" signal in traffic systems. Dark greens suggest wealth and tradition; bright greens signal vitality and environmental consciousness.
  • In Chinese culture, green is associated with growth, harmony, and fertility. In Islam, green holds sacred significance as the color of paradise and the Prophet. In Japan, green (midori) represents youth, freshness, and eternal life.
  • Brunswick Green's dark lightness (20%) shifts its psychological register: Forest and hunter greens project gravitas, tradition, and wealth—the preferred territory for luxury brands, financial institutions, and premium environmental products.
  • At 48% saturation, Brunswick Green reads as subdued—neither overwhelming nor passive, landing in the growth, nature, health, and balance zone with measured confidence.

The enduring power of Brunswick Green is that it never needs to explain itself—growth, health, and permission are universally understood.

How to Use Brunswick Green in Design: Applications, Pairings & Best Practices

The design applications of Brunswick Green span from digital UI states to full brand identity systems. Its subdued saturation (48%) means it reads as a clear, confident presence that holds its ground without overwhelming in both contexts—the highest-emphasis uses—headers, hero backgrounds, and dominant brand moments—where it commands the full field in background uses, more active as an accent.

  • UI components: success states, confirmation messages, positive trends—Brunswick Green performs reliably in all these roles with its dark tonal character.
  • Brand & identity: success states, approval indicators, sustainability branding—contexts where Brunswick Green's subdued quality creates the right register.
  • Typography: Brunswick Green works as a background behind white text but requires careful sizing—test at intended heading and body sizes before finalizing.
  • As a dark tone, Brunswick Green creates maximum contrast with white and light neutrals—excellent for creating premium dark-mode sections, bold headers, and high-drama brand moments
  • Proportional use: Brunswick Green's subdued quality means it scales well across proportions—from full-bleed backgrounds to single-pixel borders—making it an unusually versatile palette component.

The enduring power of Brunswick Green is that it never needs to explain itself—growth, health, and permission are universally understood.

Brunswick Green Accessibility: WCAG Contrast Ratios, Color Blindness & Inclusive Design

Brunswick Green (#1B4D3E) achieves a 9.64:1 contrast ratio with white text, surpassing the WCAG 2.1 AAA threshold of 7:1. This exceptional contrast qualifies it for body text, UI components at any size, and all accessibility-sensitive interface contexts. Relative luminance: 5.9%.

  • As text on white (#FFFFFF): 9.64:1 — AAA ✓
  • As text on black (#000000): 2.18:1 — Fail
  • Best text color on Brunswick Green background: White (#FFFFFF) at 9.64:1
  • WCAG 2.1 luminance: 5.9% — low luminance (dark)—it provides strong contrast for white and light overlaid text, functioning well as a background in dark-mode and header contexts
  • Brunswick Green qualifies for all text sizes including small body copy (AAA).

Brunswick Green's WCAG profile makes it a compliant choice for most text applications.

Brunswick Green in Industry: Branding, Design & Market Applications

Across industry research, green-family tones consistently outperform competitors in categories built on growth, nature, health, and balance. Brunswick Green is a dark expression of this advantage—best positioned in Healthcare & Wellness and adjacent markets.

  • Healthcare & Wellness: Green's association with health, nature, and healing makes it the second-most-common color in healthcare branding (after blue). It signals vitality, recovery, and natural wellness without the clinical coldness of pure white or blue. (examples: CVS Health, Mayo Clinic, Kaiser Permanente) Works best in teal-green and sage variations for digital health products; more saturated greens suit fitness and sports medicine.
  • Finance & Banking: In Western markets, the green-money association is deeply embedded. Financial institutions use dark, sophisticated greens to communicate growth, prosperity, and fiduciary reliability. It's equally effective for positive portfolio indicators and "go" confirmation states in trading UIs. (examples: Capital One, PayPal, Visa) Dark greens with gold accents signal premium financial services; bright greens in fintech apps signal growth metrics.
  • Sustainability & Organic: Green is the categorical color of environmental consciousness. Sustainability brands, organic food labels, and clean-energy companies use it as an immediate, unambiguous signal of ecological values and natural origin. (examples: Pela Case, Grove Collaborative, Allbirds) The challenge is differentiation—nearly every sustainability brand uses green, so typography, illustration style, and specific tone matter more.
  • Brand positioning: Brunswick Green is best suited for brands projecting trustworthiness, reliability, growth. Categories outside this positioning—warning or danger contexts (except for safety signs)—tend to see weaker results.
  • Adjacent applications: Beyond primary industries, Brunswick Green works effectively in financial dashboards, nature and outdoor products, health and wellness UIs—contexts where balance serves a secondary but reinforcing role.

Brunswick Green earns its strongest ROI in industries where trust and recognition compound over time: Healthcare & Wellness, Finance & Banking, Sustainability & Organic. Use it to build the kind of brand recognition that decades reinforce.

Frequently Asked Questions

What is the hex code for Brunswick Green?
The hex code for Brunswick Green is #1B4D3E. Its RGB values are rgb(27, 77, 62) and its HSL values are hsl(162, 48%, 20%).
What does Brunswick Green mean in design?
Green occupies the center of the visible spectrum where the eye is most sensitive, making it the easiest color to process — literally restful for the eye. Green's associations with nature, growth, and fresh produce are deeply biological, rooted in the evolutionary advantage of finding food. In finance, "going green" means profit. In design, green signals health, sustainability, and natural ingredients. Darker greens evoke prestige and reliability; lighter greens feel fresh and energetic; blue-greens feel sophisticated and trustworthy. Green is uniquely cross-cultural in positive associations, though it represents environmental risk in some financial contexts. Its very dark, near-black depth creates dramatic intensity — maximally contrastive, powerful, and reserved for focal design elements where other dark colors would disappear.
Is Brunswick Green WCAG accessible?
Brunswick Green (#1B4D3E) passes WCAG AAA on white with a 9.64:1 contrast ratio. Its overall accessibility score is 96/100.
What colors go well with Brunswick Green?
Brunswick Green pairs well with its complementary color Dark Pink (#E75480). Analogous colors like Smoke and Medium Sea Green also work harmoniously. Check the Color Harmonies section above for the full palette.
What is Brunswick Green used for?
Brunswick Green is commonly used for: Financial services and investment platforms; Health, wellness, and organic food brands; Environmental and sustainability organizations; Pharmaceutical and medical products; Agriculture and farming brands.
What are the CSS and Tailwind values for Brunswick Green?
In CSS, use `color: #1B4D3E` or `background-color: #1B4D3E`. The CSS custom property is `--color-brunswick-green: #1B4D3E`. In Tailwind CSS, use the arbitrary value class `bg-[#1B4D3E]` for backgrounds or `text-[#1B4D3E]` for text.