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Color Directory/Electric Indigo

Electric Indigo (#4F46E5)

Luminance: 12% · Nearest standard name: Electric Indigo

Generate Around This Color
ELECTRIC INDIGO
#4F46E5
rgb(79, 70, 229) · hsl(243°, 75%, 59%)
HEX#4F46E5
RGB79, 70, 229
HSL243°, 75%, 59%
HSV / HSB243°, 69%, 90%
CMYK (Print)66%, 69%, 0%, 10%

Color Harmonies

Complementary

#4F46E5#DDE548

Analogous

#488FE5#4F46E5#9E48E5

Triadic

#4F46E5#E55048#48E550

Tints & Shades

Lighter Tints
Darker Shades

WCAG 2.2 Contrast Verification

Against White (#FFFFFF)6.29:1

Sample text rendered with #4F46E5 on white

AA Normal: PASSAA Large: PASS
Against Dark (#0F172A)2.84:1

Sample text rendered with #4F46E5 on dark

AA Normal: FAILAA Large: FAIL

Palettes Featuring Similar Tones

#0F172ACopy
#1E293BCopy
#2563EBCopy
#38BDF8Copy
#F8FAFCCopy
cp-featured-01Technology
SaaS Velocity Blue
TechModernCool
#2B0938Copy
#6A0572Copy
#AB2E64Copy
#D85A52Copy
#F9A03FCopy
cp-featured-02Sunset
Malibu Dusk Glow
SunsetGradientCreative
#E76F51Copy
#F4A261Copy
#E9C46ACopy
#2A9D8FCopy
#264653Copy
cp-featured-03Vintage
1970s California Sun
VintageRetroWarm
#050505Copy
#00FF66Copy
#00F0FFCopy
#FF0055Copy
#FFE600Copy
cp-featured-04Gaming
Cyber Glitch Protocol
GamingFuturisticNeon
Comprehensive Color Profile & Design Architecture

The Complete Color Guide to Electric Indigo (#4F46E5)

Electric Indigo (#4F46E5) is a distinct shade within the Blue chromatic spectrum. Characterized by an optical luminance of 12% 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#4F46E5
RGB Space79, 70, 229
HSL Values243°, 75%, 59%
HSV / HSB243°, 69%, 90%
CMYK Ink66%, 69%, 0%, 10%
TemperatureCool

Optical Color Harmony Formulas for Electric Indigo

Geometric intervals calculated from #4F46E5 on the 360-degree color wheel.

Direct Polar (180°)#DDE548

Complementary Harmony

Pairs Electric Indigo with its polar opposite (#DDE548) to create maximum optical contrast, perfect for high-converting call-to-action buttons.

Adjacent (±30°)#488FE5 · #9E48E5

Analogous Harmony

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

Split Angles (150° / 210°)#E59E48 · #8FE548

Split-Complementary

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

Triangular (120°)#E55048 · #48E550

Triadic Harmony

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

Rectangular (90°)#E5488F · #DDE548 · #48E59E

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 Electric Indigo

Lock #4F46E5 inside our interactive generator to calculate live matching palettes in real time.

Launch Palette Generator

The 60-30-10 UI Implementation Role for Electric Indigo

Recommended proportional volume and semantic interface assignment.

Recommended Assignment: Interactive Brand Accent (10% Volume)

With a saturation of 75% and lightness of 59%, Electric Indigo (#4F46E5) 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

This color projects authority, intelligence, and calm dependability. Universally trusted across enterprise software and fintech products.

Optimal Industry Verticals

Fintech, Enterprise SaaS, Healthcare, Cloud Infrastructure. Combining Electric Indigo with intentional neutral whitespace reinforces authority and conversion clarity.

Production Code Tokens for Electric Indigo

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

CSS Custom Properties (:root)Vanilla CSS
:root {
  --color-4f46e5: #4F46E5;
  --color-4f46e5-rgb: 79, 70, 229;
  --color-4f46e5-hsl: 243deg 75% 59%;
}
tailwind.config.jsTailwind CSS
module.exports = {
  theme: {
    extend: {
      colors: {
        '4f46e5': '#4F46E5',
      }
    }
  }
};

Explore Related Color Tools for Electric Indigo

Continue developing your color system with specialized design tools.

Palette Generator

Generate harmonious 5-color palettes anchored to Electric Indigo.

Launch Tool

WCAG Contrast Checker

Verify Level AA and AAA readability for Electric Indigo against any background.

Check Contrast

Shades & Tints Scale

Generate a full 10-step tonal scale from 50 to 900 for Electric Indigo.

Expand Scale

CSS Gradient Generator

Create linear and radial gradients blending Electric Indigo with complementary hues.

Build Gradients

Frequently Asked Questions About Electric Indigo (#4F46E5)

Authoritative answers covering Electric Indigo color codes, WCAG contrast compliance, and UI design systems.

What are the exact digital and print color codes for Electric Indigo (#4F46E5)?
Electric Indigo is defined by the HEX code #4F46E5. Its digital screen RGB coordinates are R:79, G:70, B:229. Its cylindrical HSL values are Hue:243°, Saturation:75%, Lightness:59%. In HSV/HSB format, it is 243°, 69%, 90%. For four-color CMYK process printing, its ink percentages are C:66%, M:69%, Y:0%, K:10%.
Does Electric Indigo (#4F46E5) pass WCAG 2.2 accessibility standards for text readability?
Against a pure white (#FFFFFF) background, Electric Indigo achieves a contrast ratio of 6.29:1 (Passing WCAG AA for normal body text, and Passing for large headings). Against dark slate (#0F172A), it achieves a contrast ratio of 2.84:1 (Failing WCAG AA).
What is the direct complementary color for Electric Indigo (#4F46E5)?
The exact 180-degree optical complementary color for #4F46E5 is #DDE548. When placed side-by-side, #4F46E5 and #DDE548 create maximum visual tension and high click-through conversion rates.
What is the recommended role for Electric Indigo in the 60-30-10 UI design rule?
With a saturation of 75% and lightness of 59%, Electric Indigo (#4F46E5) 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 Electric Indigo into Tailwind CSS and CSS variables?
You can define Electric Indigo in CSS custom properties as ':root { --color-custom: #4F46E5; }' or paste it into your 'tailwind.config.js' file under 'theme.extend.colors'. You can also generate full palettes containing Electric Indigo using our interactive Color Palette Generator.
Which color family does Electric Indigo (#4F46E5) belong to?
Electric Indigo belongs to the Blue family (Cool spectrum). You can explore full tonal ramps and curated palettes in our Blue Color Guide.