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Color Directory/Caribbean Aqua

Caribbean Aqua (#00B4D8)

Luminance: 38% · Nearest standard name: Caribbean Aqua

Generate Around This Color
CARIBBEAN AQUA
#00B4D8
rgb(0, 180, 216) · hsl(190°, 100%, 42%)
HEX#00B4D8
RGB0, 180, 216
HSL190°, 100%, 42%
HSV / HSB190°, 100%, 85%
CMYK (Print)100%, 17%, 0%, 15%

Color Harmonies

Complementary

#00B4D8#D62400

Analogous

#00D68F#00B4D8#0047D6

Triadic

#00B4D8#D600B2#B2D600

Tints & Shades

Lighter Tints
Darker Shades

WCAG 2.2 Contrast Verification

Against White (#FFFFFF)2.46:1

Sample text rendered with #00B4D8 on white

AA Normal: FAILAA Large: FAIL
Against Dark (#0F172A)7.24:1

Sample text rendered with #00B4D8 on dark

AA Normal: PASSAA Large: PASS

Palettes Featuring Similar Tones

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#E76F51Copy
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#E9C46ACopy
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cp-featured-03Vintage
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Comprehensive Color Profile & Design Architecture

The Complete Color Guide to Caribbean Aqua (#00B4D8)

Caribbean Aqua (#00B4D8) is a distinct shade within the Cyan chromatic spectrum. Characterized by an optical luminance of 38% and a cool 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#00B4D8
RGB Space0, 180, 216
HSL Values190°, 100%, 42%
HSV / HSB190°, 100%, 85%
CMYK Ink100%, 17%, 0%, 15%
TemperatureCool

Optical Color Harmony Formulas for Caribbean Aqua

Geometric intervals calculated from #00B4D8 on the 360-degree color wheel.

Direct Polar (180°)#D62400

Complementary Harmony

Pairs Caribbean Aqua with its polar opposite (#D62400) to create maximum optical contrast, perfect for high-converting call-to-action buttons.

Adjacent (±30°)#00D68F · #0047D6

Analogous Harmony

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

Split Angles (150° / 210°)#D60047 · #D68F00

Split-Complementary

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

Triangular (120°)#D600B2 · #B2D600

Triadic Harmony

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

Rectangular (90°)#8F00D6 · #D62400 · #47D600

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 Caribbean Aqua

Lock #00B4D8 inside our interactive generator to calculate live matching palettes in real time.

Launch Palette Generator

The 60-30-10 UI Implementation Role for Caribbean Aqua

Recommended proportional volume and semantic interface assignment.

Recommended Assignment: Interactive Brand Accent (10% Volume)

With a saturation of 100% and lightness of 42%, Caribbean Aqua (#00B4D8) acts as an attention-grabbing focal point. In user interfaces, reserve it for primary CTA buttons, active state indicators, and notification badges to draw user clicks immediately.

Light Mode SurfaceIdeal for buttons and badges
Dark Mode AdaptationDesaturate slightly for ambient glow
Tonal Expansion ScaleView 10-step design token ramp →

Color Psychology & Industry Alignment

Strategic cognitive triggers and target sector recommendations.

Cognitive & Emotional Perception

Blends the freshness of green with the serene trust of blue. Inspires crisp clarity, modern innovation, and refreshing agility.

Optimal Industry Verticals

Bio-Tech, Digital Telecommunications, Modern SaaS, Productivity Apps. Combining Caribbean Aqua with intentional neutral whitespace reinforces authority and conversion clarity.

Production Code Tokens for Caribbean Aqua

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

CSS Custom Properties (:root)Vanilla CSS
:root {
  --color-00b4d8: #00B4D8;
  --color-00b4d8-rgb: 0, 180, 216;
  --color-00b4d8-hsl: 190deg 100% 42%;
}
tailwind.config.jsTailwind CSS
module.exports = {
  theme: {
    extend: {
      colors: {
        '00b4d8': '#00B4D8',
      }
    }
  }
};

Explore Related Color Tools for Caribbean Aqua

Continue developing your color system with specialized design tools.

Palette Generator

Generate harmonious 5-color palettes anchored to Caribbean Aqua.

Launch Tool

WCAG Contrast Checker

Verify Level AA and AAA readability for Caribbean Aqua against any background.

Check Contrast

Shades & Tints Scale

Generate a full 10-step tonal scale from 50 to 900 for Caribbean Aqua.

Expand Scale

CSS Gradient Generator

Create linear and radial gradients blending Caribbean Aqua with complementary hues.

Build Gradients

Frequently Asked Questions About Caribbean Aqua (#00B4D8)

Authoritative answers covering Caribbean Aqua color codes, WCAG contrast compliance, and UI design systems.

What are the exact digital and print color codes for Caribbean Aqua (#00B4D8)?
Caribbean Aqua is defined by the HEX code #00B4D8. Its digital screen RGB coordinates are R:0, G:180, B:216. Its cylindrical HSL values are Hue:190°, Saturation:100%, Lightness:42%. In HSV/HSB format, it is 190°, 100%, 85%. For four-color CMYK process printing, its ink percentages are C:100%, M:17%, Y:0%, K:15%.
Does Caribbean Aqua (#00B4D8) pass WCAG 2.2 accessibility standards for text readability?
Against a pure white (#FFFFFF) background, Caribbean Aqua achieves a contrast ratio of 2.46:1 (Failing WCAG AA for normal body text, and Failing for large headings). Against dark slate (#0F172A), it achieves a contrast ratio of 7.24:1 (Passing WCAG AA).
What is the direct complementary color for Caribbean Aqua (#00B4D8)?
The exact 180-degree optical complementary color for #00B4D8 is #D62400. When placed side-by-side, #00B4D8 and #D62400 create maximum visual tension and high click-through conversion rates.
What is the recommended role for Caribbean Aqua in the 60-30-10 UI design rule?
With a saturation of 100% and lightness of 42%, Caribbean Aqua (#00B4D8) acts as an attention-grabbing focal point. In user interfaces, reserve it for primary CTA buttons, active state indicators, and notification badges to draw user clicks immediately.
How can I copy and export Caribbean Aqua into Tailwind CSS and CSS variables?
You can define Caribbean Aqua in CSS custom properties as ':root { --color-custom: #00B4D8; }' or paste it into your 'tailwind.config.js' file under 'theme.extend.colors'. You can also generate full palettes containing Caribbean Aqua using our interactive Color Palette Generator.
Which color family does Caribbean Aqua (#00B4D8) belong to?
Caribbean Aqua belongs to the Cyan family (Cool spectrum). You can explore full tonal ramps and curated palettes in our Cyan Color Guide.