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Color Directory/Deep Emerald

Deep Emerald (#004B23)

Luminance: 5% · Nearest standard name: Deep Emerald

Generate Around This Color
DEEP EMERALD
#004B23
rgb(0, 75, 35) · hsl(148°, 100%, 15%)
HEX#004B23
RGB0, 75, 35
HSL148°, 100%, 15%
HSV / HSB148°, 100%, 29%
CMYK (Print)100%, 0%, 53%, 71%

Color Harmonies

Complementary

#004B23#4D0029

Analogous

#034D00#004B23#004D4A

Triadic

#004B23#24004D#4D2400

Tints & Shades

Lighter Tints
Darker Shades

WCAG 2.2 Contrast Verification

Against White (#FFFFFF)10.34:1

Sample text rendered with #004B23 on white

AA Normal: PASSAA Large: PASS
Against Dark (#0F172A)1.73:1

Sample text rendered with #004B23 on dark

AA Normal: FAILAA Large: FAIL

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Comprehensive Color Profile & Design Architecture

The Complete Color Guide to Deep Emerald (#004B23)

Deep Emerald (#004B23) is a distinct shade within the Emerald Green chromatic spectrum. Characterized by an optical luminance of 5% and a warm-cool hybrid (vegetal / lime) color temperature, this tone plays a vital role across web applications, brand identities, and editorial typography. Discover its mathematical harmonies, accessibility metrics, UI engineering roles, and front-end code tokens.

Technical Colorimetry & Coordinate Breakdown

Exact mathematical values across digital display, print press, and human perceptual spaces.

HEX Code#004B23
RGB Space0, 75, 35
HSL Values148°, 100%, 15%
HSV / HSB148°, 100%, 29%
CMYK Ink100%, 0%, 53%, 71%
TemperatureWarm-Cool Hybrid (Vegetal / Lime)

Optical Color Harmony Formulas for Deep Emerald

Geometric intervals calculated from #004B23 on the 360-degree color wheel.

Direct Polar (180°)#4D0029

Complementary Harmony

Pairs Deep Emerald with its polar opposite (#4D0029) to create maximum optical contrast, perfect for high-converting call-to-action buttons.

Adjacent (±30°)#034D00 · #004D4A

Analogous Harmony

Positions adjacent neighboring hues on either side of Deep Emerald for serene, gentle, and organic visual transitions.

Split Angles (150° / 210°)#4A004D · #4D0003

Split-Complementary

Uses the two colors flanking the direct complement of Deep Emerald, offering rich visual variety without harsh chromatic vibration.

Triangular (120°)#24004D · #4D2400

Triadic Harmony

Forms an equilateral triangle on the color wheel, generating playful, dynamic energy when balanced against a neutral background.

Rectangular (90°)#00034D · #4D0029 · #4D4A00

Tetradic (Square) Harmony

A rich four-color scheme combining two complementary pairs, ideal for complex dashboards, gaming HUDs, and multi-tier charts.

Interactive Exploration

Build Palettes With Deep Emerald

Lock #004B23 inside our interactive generator to calculate live matching palettes in real time.

Launch Palette Generator

The 60-30-10 UI Implementation Role for Deep Emerald

Recommended proportional volume and semantic interface assignment.

Recommended Assignment: High-Contrast Dark Canvas / Typographic Anchor (30% to 60% Volume)

With a deep, low lightness of 15%, Deep Emerald (#004B23) provides structural weight for primary headings, body copy, and dark mode background canvases, delivering superior readability against light elements.

Light Mode SurfaceIdeal for buttons and badges
Dark Mode AdaptationOptimal dark canvas backdrop
Tonal Expansion ScaleView 10-step design token ramp →

Color Psychology & Industry Alignment

Strategic cognitive triggers and target sector recommendations.

Cognitive & Emotional Perception

Communicates organic vitality, restorative health, prosperity, and ecological balance. Evokes natural renewal and positive validation.

Optimal Industry Verticals

Sustainable Commerce, Clean Energy, Health & Wellness, Wealth Management. Combining Deep Emerald with intentional neutral whitespace reinforces authority and conversion clarity.

Production Code Tokens for Deep Emerald

Drop-in design system tokens for CSS, Tailwind CSS, and SCSS.

CSS Custom Properties (:root)Vanilla CSS
:root {
  --color-004b23: #004B23;
  --color-004b23-rgb: 0, 75, 35;
  --color-004b23-hsl: 148deg 100% 15%;
}
tailwind.config.jsTailwind CSS
module.exports = {
  theme: {
    extend: {
      colors: {
        '004b23': '#004B23',
      }
    }
  }
};

Explore Related Color Tools for Deep Emerald

Continue developing your color system with specialized design tools.

Palette Generator

Generate harmonious 5-color palettes anchored to Deep Emerald.

Launch Tool

WCAG Contrast Checker

Verify Level AA and AAA readability for Deep Emerald against any background.

Check Contrast

Shades & Tints Scale

Generate a full 10-step tonal scale from 50 to 900 for Deep Emerald.

Expand Scale

CSS Gradient Generator

Create linear and radial gradients blending Deep Emerald with complementary hues.

Build Gradients

Frequently Asked Questions About Deep Emerald (#004B23)

Authoritative answers covering Deep Emerald color codes, WCAG contrast compliance, and UI design systems.

What are the exact digital and print color codes for Deep Emerald (#004B23)?
Deep Emerald is defined by the HEX code #004B23. Its digital screen RGB coordinates are R:0, G:75, B:35. Its cylindrical HSL values are Hue:148°, Saturation:100%, Lightness:15%. In HSV/HSB format, it is 148°, 100%, 29%. For four-color CMYK process printing, its ink percentages are C:100%, M:0%, Y:53%, K:71%.
Does Deep Emerald (#004B23) pass WCAG 2.2 accessibility standards for text readability?
Against a pure white (#FFFFFF) background, Deep Emerald achieves a contrast ratio of 10.34:1 (Passing WCAG AA for normal body text, and Passing for large headings). Against dark slate (#0F172A), it achieves a contrast ratio of 1.73:1 (Failing WCAG AA).
What is the direct complementary color for Deep Emerald (#004B23)?
The exact 180-degree optical complementary color for #004B23 is #4D0029. When placed side-by-side, #004B23 and #4D0029 create maximum visual tension and high click-through conversion rates.
What is the recommended role for Deep Emerald in the 60-30-10 UI design rule?
With a deep, low lightness of 15%, Deep Emerald (#004B23) provides structural weight for primary headings, body copy, and dark mode background canvases, delivering superior readability against light elements.
How can I copy and export Deep Emerald into Tailwind CSS and CSS variables?
You can define Deep Emerald in CSS custom properties as ':root { --color-custom: #004B23; }' or paste it into your 'tailwind.config.js' file under 'theme.extend.colors'. You can also generate full palettes containing Deep Emerald using our interactive Color Palette Generator.
Which color family does Deep Emerald (#004B23) belong to?
Deep Emerald belongs to the Emerald Green family (Warm-Cool Hybrid (Vegetal / Lime) spectrum). You can explore full tonal ramps and curated palettes in our Emerald Green Color Guide.