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Viridian

#40826D·green family·WCAG AA

Tints & Shades

50

100

200

300

400

500

600

700

800

900

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

Color Values

HEX
#40826D
RGB
rgb(64, 130, 109)
HSL
hsl(161, 34%, 38%)
OKLCH
oklch(0.557 0.076 170)
CMYK
cmyk(51%, 0%, 16%, 49%)
Luminance:0.1816
CSS var:--color-viridian
Tailwind:bg-[#40826D]

Accessibility

Score: 54/100

On White (#FFF)

4.53:1

AA

On Black (#000)

4.63:1

AA

On Light Gray (#F5F5F5)

4.16:1

AA Large

Best text color on this background:

black4.63:1
Open in Contrast Checker →

Design Applications

Background

background-color: #40826D

Text Color

color: #40826D

bg-[#40826D] text-[#000000]

Accent border card component

border-left: 4px solid #40826D

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 deeper, richer tone gives it gravitas and sophistication, making it well-suited for primary brand colors, typography, and contexts where authority matters.

Industry Usage

Common contexts and industries where Viridian 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

Viridian is a light color. Use black (#000000) text on top of it for maximum readability (4.63:1). Avoid white text on this background.

CSS & Code Examples

Background

background-color: #40826D;

Text

color: #40826D;

Border

border: 2px solid #40826D;

Box Shadow

box-shadow: 0 4px 20px #40826D40;

Gradient

background: linear-gradient(135deg, #40826D, #6fb29b);

Tailwind-style

--color-viridian: #40826D;

Tailwind CSS Utilities

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

Background

bg-[#40826D]

Text

text-[#40826D]

Border

border-[#40826D]

Ring

ring-[#40826D]

Fill

fill-[#40826D]

From (gradient)

from-[#40826D]

Via (gradient)

via-[#40826D]

To (gradient)

to-[#40826D]

Design Tokens

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

CSS Custom Properties

:root {
  --color-viridian: #40826D;
  --color-viridian-rgb: 64, 130, 109;
  --color-viridian-hsl: 161, 34%, 38%;
}

SCSS Variables

$color-viridian: #40826D;
$color-viridian-rgb: 64, 130, 109;
$color-viridian-hsl: 161, 34%, 38%;

Tailwind v3 Config

// tailwind.config.js
module.exports = {
  theme: {
    extend: {
      colors: {
        'viridian': '#40826D',
      },
    },
  },
};

Tailwind v4 (@theme)

/* tailwind.css */
@theme {
  --color-viridian: #40826D;
}

JSON Design Token (W3C format)

{
  "viridian": {
    "value": "#40826D",
    "type": "color",
    "description": "Viridian — #40826D"
  }
}

What Does Viridian Mean? Color Psychology & Cultural Symbolism

The psychology of Viridian runs through two distinct channels: the primal register of growth and nature, and the cultural layer of health, prosperity, and permission. At #40826D, this shade settles into balance—drawing on both channels to create a response that's stable, reassuring, and positive.

  • Across color psychology research, green consistently tests high for "health" associations, making Viridian a reliable vehicle for balance in cross-demographic audiences.
  • Brand designers draw on green-family tones to project trustworthiness and reliability—values that Viridian communicates in a deep key.
  • At 34% saturation, Viridian reads as subdued—neither overwhelming nor passive, landing in the growth, nature, health, and balance zone with measured confidence.
  • Viridian's deep lightness (38%) shifts its psychological register: a balanced mid-tone that embodies growth, nature, health, and balance at its most direct.

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

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

The design applications of Viridian span from digital UI states to full brand identity systems. Its subdued saturation (34%) means it reads as a refined, understated presence suited to sophisticated, restrained design systems in both contexts—strong accents, headers, and primary brand applications where visual authority is required in background uses, more active as an accent.

  • Avoid: warning or danger contexts (except for safety signs), over-saturated versions in premium luxury branding, and contexts requiring urgency.
  • Color harmonies: Viridian's complementary color creates a high-energy split ideal for promotional design; its analogous palette (±30° hue) builds cohesive, monochromatic sophistication.
  • Proportional use: Viridian's subdued quality means it scales well across proportions—from full-bleed backgrounds to single-pixel borders—making it an unusually versatile palette component.
  • Viridian creates strong legibility with black text overlays (4.6:1 contrast ratio), making it a reliable background or surface color in design systems
  • Typography: Viridian as text requires a dark background; its 38% lightness means it provides 4.5:1 contrast on white, meeting WCAG AA.

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

Viridian Accessibility: WCAG Contrast Ratios, Color Blindness & Inclusive Design

Viridian (#40826D) reaches 4.63:1 contrast with black text—meeting WCAG 2.1 AA minimum of 4.5:1 for normal text and 3:1 for large text. It clears standard production accessibility requirements. Relative luminance: 18.2%.

  • As text on white (#FFFFFF): 4.53:1 — AA ✓
  • As text on black (#000000): 4.63:1 — AA ✓
  • Best text color on Viridian background: Black (#000000) at 4.63:1
  • WCAG 2.1 luminance: 18.2% — mid-range luminance—it sits in the transition zone where both dark and light text approaches require testing against the 4.5:1 WCAG threshold
  • Viridian qualifies for normal body text and all larger sizes (AA).

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

Viridian in Industry: Branding, Design & Market Applications

Across industry research, green-family tones consistently outperform competitors in categories built on growth, nature, health, and balance. Viridian is a deep 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: Patagonia, Allbirds, Grove Collaborative) The challenge is differentiation—nearly every sustainability brand uses green, so typography, illustration style, and specific tone matter more.
  • Brand positioning: Viridian is best suited for brands projecting health, sustainability, growth. Categories outside this positioning—warning or danger contexts (except for safety signs)—tend to see weaker results.
  • Adjacent applications: Beyond primary industries, Viridian works effectively in success states, approval indicators, sustainability branding—contexts where growth serves a secondary but reinforcing role.

Viridian 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 Viridian?
The hex code for Viridian is #40826D. Its RGB values are rgb(64, 130, 109) and its HSL values are hsl(161, 34%, 38%).
What does Viridian 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 deeper, richer tone gives it gravitas and sophistication, making it well-suited for primary brand colors, typography, and contexts where authority matters.
Is Viridian WCAG accessible?
Viridian (#40826D) passes WCAG AA on white with a 4.53:1 contrast ratio. Its overall accessibility score is 54/100.
What colors go well with Viridian?
Viridian pairs well with its complementary color Strawberry (#FC5A8D). Analogous colors like Smoke and Sea Green also work harmoniously. Check the Color Harmonies section above for the full palette.
What is Viridian used for?
Viridian 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 Viridian?
In CSS, use `color: #40826D` or `background-color: #40826D`. The CSS custom property is `--color-viridian: #40826D`. In Tailwind CSS, use the arbitrary value class `bg-[#40826D]` for backgrounds or `text-[#40826D]` for text.